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How do similarities in body structure provide evidence for evolution?
Answers
Answer:
comparative anatomy
Explanation:
they both provide evidence for evolution homologous structures are structures that are similar in related organisms because they were inherited from a common ancestor the structures are similar because they evolved to do the same. Not because they were inherited from a common ancestor
Both provide evidence for evolution. Homologous structures are structures that are similar in related organisms because they were inherited from a common ancestor. ... The structures are similar because they evolved to do the same job, not because they were inherited from a common ancestor.
Related Questions
What kind of valcano is most likely to form in this situation
Answers
Answer:
A shield volcano is not steep. It is shaped like a shield. the lava is runny. Stratovolcanoes are steep and their lava is very sticky. They are explosive like cinder volcanoes. Lastly, cinder volcanoes are , they are explosive when they erupt.
Explanation:
why is it important that the collection tube stays below the water level?
Answers
When collecting gas over water, it is important that the collection tube remains underwater because it provides some protection for the experimenter from potential harm, but also because water is denser than gas, which means that the gas will naturally rise to the top of the collection tube when it is released into the water.
This ensures that no gas is lost and that the entire sample is captured. When collecting gas over water, it is important that the collection tube remains submerged in the water to ensure that the gas being collected is not lost. This is due to the fact that gases are typically less dense than liquids, and therefore have a tendency to rise to the top of a container or tube when they are released into it. If the collection tube is not completely submerged in the water, some of the gas may escape and not be captured in the tube. To prevent this from happening, the collection tube should be completely submerged in the water so that the gas has nowhere to go but up into the tube. This will ensure that the entire sample of gas is captured, without any being lost to the atmosphere. Additionally, having the tube submerged in the water provides a measure of safety for the experimenter, as any potential explosions or other hazards will be contained within the water.
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Answer:
To promote drainage
Explanation:
To promote drainage, keep the CDU below the level of the patient’s chest. Monitor water levels in the water-seal and suction-control chambers. Water in both chambers evaporates, so be sure to add water periodically to maintain the water-seal and suction levels.
The four differing nucleotide parts, called bases, are made of a few:Immersive Reader
A. Carbon and oxygen atoms
B. Hydrogen atoms
C. Nitrogen and phosphorus atoms
D. All of the above
Answers
not 100% sure
The four differing nucleotide parts, called bases which are made of Carbon and oxygen atoms, Hydrogen atoms and Nitrogen and phosphorus atoms. So, the correct option is D.
What is Nucleotide?Nucleotides are defined as organic molecules composed of a nitrogenous base, a pentose sugar and a phosphate, which serve as the monomeric units of nucleic acid polymers such as deoxyribonucleic acid and ribonucleic acid, which are essential for all life-forms. There are essential biomolecules inside the Earth.
The sugar and phosphate groups which form the backbone of the DNA double helix, while the bases are located in the middle, a chemical bond between the phosphate group of one nucleotide and the sugar backbone of a neighboring nucleotide hold it together.
Therefore, the correct option is D.
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What functions are performed by the cerebellum? balance visual recognition posture regulation of organs smooth movement.
Answers
Answer:
The cerebellum (which is Latin for “little brain”) is a major structure of the hindbrain that is located near the brainstem. This part of the brain is responsible for coordinating voluntary movements. It is also responsible for a number of functions including motor skills such as balance, coordination, and posture
Explanation:
help asap please!
science
Complete the table below to show the difference between active and passive transport. Put a “X” in boxes that satisfy the statement.
Answers
Answer:
Active transport:
requires energymolecules move from low to high concentration sidesNa+ and K+ move by active transportSimple diffusion:
molecules move from high to low concentration sidesmolecules pass between lipids small non-polar and polar moleculesFacilitated diffusion:
molecules move from high to low concentration sidesinvolves channel proteinsmove large moleculesExplanation:
Simple Diffusion is the pathway of only small molecules that freely move through the membrane by momentary openings produced by the lipids' movements. Diffusion is a slow process that requires short distances and pronounced concentration gradients to be efficient. An example of diffusion is osmosis by which water is the transported molecule. Facilitated diffusion is the transport of hydrophilic molecules that can not freely cross the membrane. Channel protein and many carrier proteins are in charge of this transport. When uncharged molecules cross the membrane, they do it according to their concentration gradients, going from the more concentrated side to the lower concentrated one. When ions need to cross the membrane, the process depends on an electrochemical gradient. Glucose is an example of a hydrophilic protein that gets into the cell by facilitated diffusion.Simple diffusion and facilitated diffusion are both passive transport processes because they only depend on electrochemical gradients, so they do not need any energy to occur.
Active transport is the transport of molecules that move against the electrochemical gradient, so it does need energy to happen. Molecules move from the lower concentration side to the higher concentration side of the membrane. Carrier proteins are in charge of active transport. The needed energy might proceed from the ATP molecules or the membrane's electric potential. An example of molecules moved by active transport are the Na and K.
In Active transport, molecules or ions move against the concentration gradient by using energy from ATP.
What is Membrane transport?The transfer of molecules across the plasma membrane into or out of the cell.
There are two types of membrane transport,
1. Passive transport:
When molecules move along the gradient. It can be of two types,
Simple diffusion (via phospholipids)Facilitated diffusion (via channel protein)2. Active transport:
When molecules move against the concentration gradient, they require energy. Energy is given by ATP.
Therefore, in Active transport, molecules or ions move against the concentration gradient by using energy from ATP.
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Rocks are not living because.
Answers
Answer:
Because they don't have life in them. Then are made up of minerals
Answer:
they dont have cells or living organisms
Explanation:
A. Turtles and frogs
B. Bear and salmon
C. Warm-blooded and cold-blooded
D. Vertebrates and invertebrates
Answers
The classification of animals based on body temperature regulation gives C. Warm-blooded and cold-blooded.
What are warm and cold blooded animals ?Warm-bloodedness and cold-bloodedness are phrases employed to differentiate between creatures predicated upon their capability to manage their body heat.
Endothermic animals, or warm-blooded organisms, are capable of steadfastly keeping a constant core temperature regardless of the external atmospheric conditions.
In conclusion, classification of animals in terms of their body temperature regulation would lead to such classifications as animals being Warm-blooded and cold-blooded.
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The question is:
Which of the following options refers to animals that are classified based on their body temperature regulation?
The precentage of offspring would be heterozygous from the following cross of alleles BB(dominant) x bb(recessive)
A. 25%
B. 50%
C. 100%
Answers
Answer:
C. 100%
Explanation:
Refer to image :)
My father was crying it was the first time I saw him cry I had never thought it possible
Answers
Answer:
Yeaaaa well for me it's my step-dad because my dad died but i heard my step-dad cry with my mom they have separation depression and my mom had to take a flight with me somewhere but ya long story but i it made short- have a good day-! :D
Explanation:
HELP PLS: NEED ANSWER ASAPPPPPPPPPPPP <3
1. Explain acid deposition. Your explanation should include the following:
• The sources of acid deposition
• The chemical equations involved in acid deposition formation
• An explanation of the types of acid deposition
• A discussion of the effects of acid deposition
• A drawing that shows the sources, formation, and precipitation of acid deposition
Answers
Acid deposition, also known as acid rain or acid precipitation, refers to the deposition of acidic substances from the atmosphere onto the Earth's surface. It is primarily caused by emissions of sulfur dioxide (SO2) and nitrogen oxides (NOx) from human activities, particularly the burning of fossil fuels such as coal and oil in power plants, industrial processes, and vehicle emissions.
The chemical equations involved in acid deposition formation are as follows:
1. Formation of sulfuric acid (H2SO4):SO2 (sulfur dioxide) + O2 (oxygen) + H2O (water) → H2SO4 (sulfuric acid)
2. Formation of nitric acid (HNO3):NOx (nitrogen oxides) + OH (hydroxyl radical) → HNO3 (nitric acid)
Acid deposition can occur in two main forms: wet deposition and dry deposition.
1. Wet deposition: This occurs when acidic compounds in the atmosphere combine with water vapor to form acids that are then brought down to the Earth's surface through precipitation, such as rain, snow, sleet, or fog.2. Dry deposition: In this form, acidic compounds settle directly onto the Earth's surface without the involvement of precipitation. These compounds can be in the form of gases, particles, or dust, which are deposited onto plants, buildings, soil, and water bodies.The effects of acid deposition can be significant and wide-ranging:
1. Environmental impact: Acid deposition can acidify soil and bodies of water, leading to detrimental effects on aquatic ecosystems and plant life. It can harm fish, amphibians, and other aquatic organisms, as well as affect the pH levels and nutrient availability in soil, hindering plant growth.2. Damage to infrastructure: Acidic substances in acid deposition can corrode and damage buildings, statues, bridges, and other structures made of materials such as limestone, marble, and metals.3. Human health concerns: Acid deposition does not directly pose a significant health risk to humans. However, the pollutants that contribute to acid deposition, such as sulfur dioxide and nitrogen oxides, can contribute to respiratory problems and aggravate existing respiratory conditions in susceptible individuals.\(\huge{\mathfrak{\colorbox{black}{\textcolor{lime}{I\:hope\:this\:helps\:!\:\:}}}}\)
♥️ \(\large{\underline{\textcolor{red}{\mathcal{SUMIT\:\:ROY\:\:(:\:\:}}}}\)
Answer the following four questions about supercoiling and linking number:a) What is the linking number, Lk, for a relaxed, closed-circular DNA with 3675 base pairs? Enter your answer as an integer.b) What is Lk for negatively supercoiled 3675 bp DNA if it is underwound by 2 complete turns?c) How does Lk change when there is a break in one strand?a. It decreases by the number of strands brokenb. It is undefinedc. It increases by 1d. It decreases by the number of turns removed from the moleculed) What is Lk for negatively supercoiled 3675 bp DNA after treatment with one molecule of topoisomerase II (DNA gyrase) and adequate ATP?
Answers
a) The linking number, Lk, for a relaxed, closed-circular DNA with 3675 base pairs can be calculated using the formula Lk = (n x p) + Lk0, where n is the number of times the DNA strands cross over each other, p is the number of base pairs per helical turn (10.5 for B-DNA), and Lk0 is the linking number for a relaxed, linear DNA molecule of the same length. Since the DNA is closed-circular, there are no free ends and Lk0 = 0. Therefore, Lk = (n x p) = (n x 10.5). For a circular DNA with 3675 bp, the number of helical turns is n = (3675 / 10.5) = 350, so Lk = (350 x 10.5) = 3675.
b) If the same DNA molecule is negatively supercoiled by 2 complete turns, it means that the DNA has been twisted in the opposite direction to the natural helix, resulting in a reduction of the number of helical turns. The new linking number can be calculated using the formula Lk' = Lk - ΔLk, where ΔLk is the change in linking number due to the supercoiling. In this case, ΔLk = -2 (negative because the DNA is underwound), so Lk' = Lk - (-2) = Lk + 2. Therefore, Lk' = 3675 + 2 = 3677.
c) When there is a break in one strand of the DNA molecule, the linking number is no longer conserved because the DNA strands can separate and rotate independently. This means that the Lk can change depending on the direction and extent of the strand rotation. In general, if one strand is broken, the Lk decreases by the number of turns removed from the molecule. Therefore, the correct answer is d) It decreases by the number of turns removed from the molecule.
d) Treatment with topoisomerase II (DNA gyrase) and adequate ATP can introduce negative supercoiling into the DNA molecule by cutting one strand, passing the other strand through the break, and resealing the cut. This process changes the Lk by an amount that depends on the number of supercoils introduced. In general, if n supercoils are introduced, the change in Lk is given by ΔLk = -2n. Since we are adding one supercoil, the change in Lk is ΔLk = -2(1) = -2. Therefore, the new linking number is Lk' = Lk + ΔLk = 3675 - 2 = 3673.
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how do we call phylogenetic trees that are equivalent but one of them has a rotation at a node?
Answers
Phylogenetic trees that are equivalent but differ only in the rotation of a node are called "rotational isomers" or "rotational isomeric trees."
The structure and branching pattern of these trees are the same, but one or more of the nodes' orientations are different. Rotational isomers are frequent in phylogenetic analysis and might result from random tree construction techniques or a lack of information to determine a tree's precise branching pattern.
Diagrams called phylogenetic trees show the evolutionary connections between a collection of species or genes. Nodes (which represent ancestors or speciation events), branches (which represent evolutionary relationships), and leaves make up these trees (representing the extant or descendant taxa). A phylogenetic tree's branching structure reveals the series of divergence events that resulted in the development of the taxa under investigation.
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Isaiah is trying to think of a nickname for the hadalpelagic zone, to help him remember its distinguishing characteristics. What is the BEST nickname for this purpose? A. trench B. underworld C. bioluminescent D. floor
Answers
A. trench would be the BEST nickname for the hadalpelagic zone, as it is the most commonly used term for this deep oceanic zone.
What is Hadalpelagic Zone?
The Hadalpelagic Zone, also known as the hadal zone, is the deepest part of the ocean, extending from a depth of about 6,000 meters (19,700 feet) to the bottom of the ocean floor. The name "hadal" comes from Hades, the underworld in Greek mythology, reflecting the extreme depth and darkness of this zone.
The hadalpelagic zone is characterized by a number of extreme environmental conditions, including high pressure, low temperature, and complete darkness. The pressure at the bottom of the hadalpelagic zone can exceed 1,000 times atmospheric pressure at sea level, which is enough to crush most organisms. Despite these harsh conditions, the hadalpelagic zone is home to a variety of specialized organisms, including deep-sea fish, crustaceans, and microbes, that have adapted to life in this extreme environment.
The hadalpelagic zone includes the deepest parts of the ocean, such as ocean trenches, which are long, narrow, and steep depressions in the ocean floor. These trenches are one of the most distinguishing characteristics of the hadalpelagic zone, so using the nickname "trench" would help Isaiah remember this feature and associate it with the hadalpelagic zone.
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Problem 3: four out of every seven trucks on the road are followed by a car, while one out of every 5 cars is followed by a truck. what proportion of vehicles on the road are cars
Answers
The proportion of vehicles on the road that are cars is 50%.
Let's assume there are a total of 100 vehicles on the road. Out of these 100 vehicles, four out of every seven trucks are followed by a car, which means that there are (4/7)*50 = 28.6 cars following these trucks. Similarly, one out of every five cars is followed by a truck, which means that there are (1/5)*50 = 10 trucks following these cars.
Therefore, the total number of cars on the road is 50 - 10 + 28.6 = 68.6. The total number of vehicles on the road is 100. Thus, the proportion of vehicles on the road that are cars is (68.6/100)*100 = 68.6%.
Therefore, the proportion of vehicles on the road that are cars is 50%.
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how are climatic regions classified?
a. sunlight and wind
b. sunlight and precipitation
c. temperature and wind
d. temperature and precipitation
Answers
Answer:
I believe the answer is D
what will most likely happen if the plankton population decreases in this ocean system?
Answers
Answer: here
Explanation: If the plankton population decreases, there will be less food available for the shrimp. 2. As a result, the shrimp population may also decrease due to lack of food.
hope this helps
a Struggle where organisms fight for necessities of life where those suited to their environment will survive and reproduce definition
Answers
Natural selection is referred to as a struggle where organisms fight for necessities of life where those suited to their environment will survive and reproduce.
What is Environment?This is referred to as a sum total of all the living and non-living elements and their effects that influence life in an ecosystem.
Natural selection occurs when several types of changes occur in some members of a species of organism thereby resulting in them having an advantage over the others in terms of their daily activities. They are able to hunt or eat more food and are better adapted for mating which increases the reproductive rate.
They fight for necessities of life and those who are more suited to their environment will survive and reproduce while those who aren't will die out thereby making it the correct choice.
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Which New York State landscape region is composed of mostly horizontal sedimentary bedrock and has a high elevation?
1 Hudson Highlands
2.Manhattan Prong
3. the Catskills
4.Taconic Mountains
Answers
The Catskills is the New York State landscape region that is composed mostly of horizontal sedimentary bedrock and has a high elevation.
Explanation:The New York State landscape region that is composed of mostly horizontal sedimentary bedrock and has a high elevation is the Catskills.
The Catskills are located in southeastern New York and are known for their scenic beauty and outdoor recreational opportunities. The region is primarily made up of sedimentary rocks, such as sandstone and shale, which were deposited millions of years ago.
The Catskills have a high elevation, with the highest peak, Slide Mountain, reaching over 4,000 feet. This elevation contributes to the region's cooler temperatures and the formation of numerous waterfalls and deep valleys.
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help plz
Explore: Use the Gizmo to create three more carbon paths, each starting and ending in the atmosphere. Label each location with A for atmosphere, B for biosphere, G for geosphere, or H for hydrosphere. (You can also use P for anthroposphere if you like, or just include it in the biosphere.)
path 1
path 2
path 3
Answers
Answer:
The answer is below
Explanation:
1. Path A (Atmosphere) :
Carbon Path: Atmospheric CO2: this arises from geological sources such as volcanoes, burning fossil fuels, etc. This gets carbon dioxide back into the atmosphere during these processes.
2. Path G (Geosphere)
Carbon Path: Lithosphere: Earth’s carbon has been researched to have large limestone deposits. This limestone can be found in the Earth's lithosphere. Through the heating of limestone, carbon dioxide gets back to the atmosphere.
3. Path H (Hydrosphere)
Carbon Path: Oceania CO2: there is a large deposit of dissolved CO2 underneath the ocean. As the ocean gets colder, it dissolves more. The plants absorbed carbon dioxide through photosynthesis and get back to the atmosphere
The earth's atmosphere has layers: the exosphere, thermosphere, mesosphere, stratosphere, and troposphere from highest to lowest levels.
These layers are composed of Nitrogen, oxygen, other gases and are defined by unique characteristics of temperature and pressure.
1. Path A (Atmosphere)
The carbon path in this layer involves atmospheric carbon dioxide. The burning of fossil fuels like petrol, coal, diesel, volcanic explosions and wildfires brings back the carbon dioxide in the atmosphere during these processes.
2. Path G (Geosphere)
The carbon path involves the lithosphere. Expiration by plant and animal, burning of carbonate rocks like limestone, shale gas and coal release carbon which get backs in the atmosphere.
3. Path H (Hydrosphere)
The carbon path involves oceanic carbon dioxide. Ocean and water bodies have enormous amounts of dissolved carbon in them. Aquatic plants use this diffused carbon dioxide and free it back into the atmosphere.
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What do the results tell us about the experiment?
The bacteria from all 3 farms were almost 100% alive in the control samples, meaning that
A
the experiment did not work.
B None of the bacteria from the 3 farms survived in the control samples.
с
Because the bacteria in the control were almost 100% alive, we know that any deaths of
bacteria in the other samples was because of the antibiotics.
Answers
Answer:
C is correct for all who are stuck on this sh it ting Gizmo...
Explanation:
The results suggest that the experiment was successful and the control samples worked properly. The fact that the bacteria from all three farms were almost 100% alive in the control samples indicates that the conditions were suitable for the bacteria to survive and thrive.
What is bacteria?Bacteria are single-celled microorganisms that can be found in virtually every environment on Earth, including soil, water, plants, and animals.
The experiment involves testing the effect of antibiotics on bacteria from three different farms. In order to accurately determine the effect of the antibiotics, control samples are used to establish a baseline for the bacteria's survival rate in the absence of the antibiotic.
The results indicate that the control samples from all three farms showed almost 100% bacterial survival rate, which means that the experiment was successful in establishing a baseline for the bacteria's survival.
This is an important finding, as it provides a reference point for comparing the bacterial survival rates in the other samples exposed to antibiotics.
The conclusion drawn from this result is that any decrease in bacterial survival rates in the samples exposed to antibiotics can be attributed to the presence of the antibiotics.
This confirms the hypothesis that antibiotics have an effect on the survival of bacteria. Overall, this experiment helps us to better understand the impact of antibiotics on bacterial populations and can inform the development of new treatments for bacterial infections.
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What are the regions and quadrants of the abdomen?
Answers
The abdomen is the area of the body between the chest and the pelvis that contains many of the body's digestive and reproductive organs. The abdomen is typically divided into four regions and nine quadrants for anatomical and medical purposes. Here are the regions and quadrants of the abdomen:
Regions:
Right upper quadrant (RUQ): This region contains the liver, gallbladder, and a portion of the small intestine.
Left upper quadrant (LUQ): This region contains the stomach, spleen, and a portion of the small intestine.
Right lower quadrant (RLQ): This region contains the appendix, cecum, and a portion of the large intestine.
Left lower quadrant (LLQ): This region contains a portion of the large intestine, including the sigmoid colon.
Quadrants:
The four regions of the abdomen can be further divided into nine quadrants by drawing two vertical and two horizontal lines through the abdomen:
Right hypochondriac: This quadrant contains the liver, gallbladder, and part of the right kidney.
Epigastric: This quadrant contains the stomach, pancreas, and part of the liver.
Left hypochondriac: This quadrant contains the spleen, part of the stomach, and part of the left kidney.
Right lumbar: This quadrant contains part of the liver, the ascending colon, and part of the right kidney.
Umbilical: This quadrant contains the small intestine, transverse colon, and part of the duodenum.
Left lumbar: This quadrant contains part of the descending colon, part of the left kidney, and part of the spleen.
Right iliac (inguinal): This quadrant contains the appendix, cecum, and part of the small intestine.
Hypogastric (pubic): This quadrant contains the bladder, part of the small intestine, and the reproductive organs.
Left iliac (inguinal): This quadrant contains part of the descending colon, part of the sigmoid colon, and part of the small intestine.
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Car dealer lisa kovach paid 83 percent of a card options totaling 3,098 she pains 85 percent on a base price of 15,480 the destination charge was 890 what is the dealers cost
Answers
The dealer's cost is $12,635.06.
To calculate the dealer's cost, we need to subtract the additional charges (such as options and destination charge) from the base price.
First, let's calculate the cost of the options. Lisa Kovach paid 83% of the options, which totaled $3,098. So, we can find the cost of the options by dividing $3,098 by 0.83:
Cost of options = $3,098 / 0.83 = $3,734.94
Next, let's calculate the base price plus the destination charge:
Base price = $15,480
Destination charge = $890
Total cost (base price + destination charge) = $15,480 + $890 = $16,370
Finally, we can find the dealer's cost by subtracting the cost of options from the total cost:
Dealer's cost = Total cost - Cost of options = $16,370 - $3,734.94 = $12,635.06
Therefore, the dealer's cost is $12,635.06.
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Resource Intensive Tech
Some categories of technology, such as electronics, require resources that are difficult to acquire without
harming the environment. For example, the advanced batteries in hybrid cars are composed of nickel and
rare-earth metals. Mining these materials is a significant source of harmful emissions, including solvent vapors,
sulfuric acid and coal dust. Acid-laden water discharges kill all plant and animal life around nearby waterways
and have sickened and killed nearby rural residents. This mining largely takes place in China, which has
admitted that it sells the rare-earths cheaply because it sacrifices environmental safety standards in the mining
process. Similar batteries exist in personal consumer electronics, hard drives, fuel cells, wind turbines,
polishing powders and catalytic converters.
Claim
(Does the benefit of technology outway the
environmental risks?)
Evidence
(Cite evidence from the previous slide-2
pieces of evidence)
Reasoning
(Explain how that evidence supports the
claim)
4.
Answers
We can see here that from the information, we have:
Claim: The environmental risks of technology outweigh the benefits.
What is a claim?A statement that is asserted to be true is called a claim. It could be a truth, an idea, or a conviction. Any topic can be the subject of a claim, including the economy, the weather, and the newest scientific advancement.
Claims can be made verbally, in writing, or even by body language. Any way can be used to make them. A direct claim would be, "I believe the sky is blue," for instance.
Evidence:
The mining of rare-earth metals for use in electronics is a significant source of harmful emissions, including solvent vapors, sulfuric acid, and coal dust.Acid-laden water discharges from these mines kill all plant and animal life around nearby waterways and have sickened and killed nearby rural residents.Reasoning:
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The number of primary bronchi match the number of ________ that we have.
Answers
l
What happens to trees as seasons change from warm to cold
A.They go into dormancy to preserve their internal processes and store nutrients
B.They lack nutrients because of limited level pf photosynthesis in fall and winter
C.Trees dry up because of lack of nutrients in fall and winter
D.Trees remain the same because they still retain ability to absorb water from roots, and sun energy from the sun.
Answers
Answer:
Trees begin to prepare for an oncoming winter in late summer as daylight hours decline, entering a dormant state and reaching their adapted tolerance by mid-winter. Through a combination of cellular changes that involve shrinkage, dehydration, and sugar concentration, the cells harden and become glasslike.
Explanation:
it's because they've sensed a shift in levels of daylight.
Which of the following statements most directly describes the shared biological mechanisms between quorum sensing in bacteria and epinephrine stimulation in humans?
Answers
Answer: A.
Explanation:
The concept of biofilm conveys the fact that bacterial cell to cell connection results in the formation of a film via cell signaling pathway this helps in cell to cell coordination which can further help in survival of the bacterial species during adverse condition a layer can shield the overall impact of the external environment in the form of saline condition, extreme heat or cold or any other condition. Epinephrine stimulation is similar to biofilm in this also genetic material is passed across the cell membrane to induce cell signaling between members of the similar kinds of cells to attain a shielding effect.
Answer:
The answer is B, in both humans and bacteria....
Explanation:
I just took the test and got it right
Wiping down hand rails with ethanol is best described as
A. sanitization.
B. sterilization.
C. disinfection.
D. antisepsis. The process of autoclaving bacterial growth media prior to use
A. sterilizes the media.
B. reduces the number of endospores.
C. kills all vegetative bacteria.
D. reduces the number of vegetative bacteria.
E. increases the media's nutrient value.
Answers
option (A) sterilizes the media is the correct answer.Wiping down handrails with ethanol is best described as disinfection.
Disinfection is a process that removes pathogenic microorganisms (but not necessarily all microbial forms) from inanimate objects. Ethanol is a common disinfectant that destroys most vegetative cells of bacteria, fungi, and viruses. Ethanol is known as a dehydrating agent, which removes water from cells and denatures their proteins. Sanitization refers to the process of removing dirt and dust from a surface. Sterilization refers to the process of destroying all forms of microbial life, including bacterial endospores. Autoclaving bacterial growth media prior to use sterilizes the media. Hence, option (A) sterilizes the media is the correct answer.
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7. Pollution that is ______
will break down over time. A good example would be ______
Biodegradable / Grass clippings.
Persistent / An aluminum can.
Answers
Pollutants that is biodegradable will break down with time, for example, grass clippings.
• The wastes emerging from the households, which can be decomposed by microbes are known as the biodegradable pollutants.
• These components can be easily degraded with time by naturally occurring agents like water, oxygen, UV rays, acid rains, and microbes.
• Some of the examples of biodegradable pollutants are wastes products from animal and humans waste, dried leaves, plant products, grass, flowers, and fruits.
Thus, biodegradable pollutants get dissociate with time, and one of the example is grass clippings.
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Data Table 4: Diffusion Rates
5 minutes in vinegar:
Length of side:
10 mm (1cm)
20 mm (2cm)
30 mm (3cm)
The chart asks for “Distance Vinegar Diffused” and “Diffusion Rate (mm/minute)”
If you have this same assignment, please help. I’m in K-12.
Answers
Answer:
need to know what u r asking
Explanation:
The mouthparts of deposit feeders are relatively simple because these animals usually just gulp soft material. How do the mouthparts of mass feeders typically differ?.
Answers
The mouthparts of mass feeders is typically different because they are more complex because they have to chew the food and have to digest the harder materials.
Bulk feeders eat large amounts of food, usually from sources. Examples of mass eaters include humans, lions etc. and most species of birds. Eating whole prey provides the maximum amount of the nutrients. Food can be swallowed whole or in pieces by chewing and swallowing.
During digestion, food is relatively broken down into small and tiny particles and nutrients are extracted. Some animals, like wolves, feed in packs. Hunting in a group minimizes the search area and time, so food can be found faster. Hunting in groups increases the efficiency of catching prey while also reducing the risk of predators.
Mass Eaters use a variety of methods to catch their prey. This includes stalking and hunting prey. Some bulk feeders feed in groups like this Wolf. Hunting in a group minimizes the search area and time, so food can be found faster. Hunting in groups increases the efficiency of catching prey while also reducing the risk of predators.
Learn more about Different types of Feeders here:
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