Answer: the answer is scavengers.
Explanation:
Revolution example real world examples of revolution in science.
Answer:
earth revolution around the sun
Human diseases like cystic fibrosis show similar patterns of inheritance as that of Mendel’s garden peas. For instance, cystic fibrosis is a recessively inherited trait that is the most common lethal genetic disease among Caucasians. Individuals with cystic fibrosis produce a mutated Cl- channel protein that results in abnormal ion and water transport across epithelia such as that lining the lung, often making it difficult to breath. Individuals who are heterozygous for the cystic fibrosis gene are carriers but do not exhibit the disease. The wild type or normal gene is designated Cf, and the cystic fibrosis gene is designated cf. Drag the individual crosses to their appropriate phenotypic outcome.
Human diseases like cystic fibrosis and Mendel's garden pea may exhibit similar inheritance patterns. For instance, disease, which is recessively transmitted, is most common fatal genetic disease afflicting Caucasians.
What causes cystic fibrosis primarily?The condition known as cystic fibrosis (CF) runs in families. It is brought on by a gene abnormality that causes the body to create mucus, an unusually thick and sticky fluid. The pancreas and the lungs' breathing tubes both become clogged with this mucus.
Is there a cure for cystic fibrosis?Although there is currently no cure for cystic fibrosis, there are a variety of therapies that can help manage the symptoms, avoid complications, and make living with the illness easier.
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Two brown-eyed parents have a child. The child has blue eyes.
Which term best describes the allele for the child's blue eyes?
O heterozygous
O homozygous
O dominant
O recessive
The term that best describes the allele for the child's blue eyes is recessive. Thus, the correct option for this question is D.
What is a Recessive allele?A recessive allele may be defined as a kind of allele that when present on its own will not affect the individual. It will only be expressed in the phenotype if two copies of it are present.
According to the context of this question, the brown eye (B) is dominant over the blue eye (b). The parents have genotypes brown-eyed which means they are heterozygous for brown-eye (Bb) and when they interbreed with each other, they produce a blue eyes child which has a recessive allele of (bb).
Therefore, the term that best describes the allele for the child's blue eyes is recessive. Thus, the correct option for this question is D.
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You perform a simple stain with safranin red on Staphylococcus aureus (a gram ) bacteria. What will the bacteria look like under 1000x total magnification
Under 1000x total magnification, the Staphylococcus aureus bacteria will appear as small, round, clustered cells (grape-like arrangement) stained with safranin red. The color may not be as intense as with gram-negative bacteria, but you should still be able to observe the stained bacteria.
When you perform a simple stain with safranin red on Staphylococcus aureus bacteria, the bacteria will appear as round, purple cells under 1000x total magnification.
This is because the safranin red dye will stain the cells, making them visible and distinguishable from the background.
Staphylococcus aureus is a gram-positive bacteria, meaning that it has a thick peptidoglycan layer in its cell wall, which absorbs the stain and gives it a purple color.
Overall, the cells will be easily identifiable and distinguishable from other types of bacteria due to their unique morphology and staining characteristics.
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Someone please help me with 3-10 please! Thank you!
Virusesa. move by a droplet method of transportation.b. move by a direct contact method of transportation.c. move by an airborne method of transportation.d. have no means of movement on their own.
Infections have no method for plotting all alone and lean on their host cells to imitate and spread. They can spread through direct contact, droplets in the air, or vector-borne transmission by organisms like mosquitoes, among other methods. The correct answer is (D).
A virus enters a host's body by traveling along cell surfaces until its proteins begin to bind to cell receptors. After that, the virus and the cells fuse, allowing the virus's DNA or RNA to enter the cells and begin reproducing.
A virus must enter a host through a portal of entry, replicate or disseminate within the host, and be transmitted to a new host through a portal of exit before it can be transmitted.
Coughing, sneezing, laughing, and close personal contact spread airborne diseases. Contact Infections are communicated when an individual with the illness has direct in essence contact with a not individual have the sickness, and the microorganism is passed from one to the next.
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Which wound usually involves ears, fingers, and hands, and results in tearing or pulling off of a flap of skin
Answer:
Avulsion.
Explanation:
Human bite wounds are blunt wounds, sometimes with partial or total avulsion (ear, lips, nose, hands) and with intense contamination. An avulsion is a complete tear of the skin and subcutaneous tissue. It does not allow the approximation of edges. It presents moderate to abundant hemorrhage and is accompanied by the exposure of underlying tissues (bone, tendon). The tear can be complete or partial; in the latter case, a connection or bridge is preserved between the torn tissue and the rest of the body.
An endotoxin is ______. multiple choice indicative of viral infections indicative of gram-negative bacterial infection secreted by pathogenic organisms indicative of fungal infections secreted by gram-positive organisms
An endotoxin is indicative of gram-negative bacterial infection.
Endotoxins are toxic substances that are released by gram-negative bacteria when the bacterial cell wall is disrupted, such as during cell death or division.
Endotoxins are part of the lipopolysaccharide (LPS) layer of the outer membrane of the gram-negative bacterial cell wall. They are not actively secreted by the bacteria, but rather are released when the bacteria die or divide.
Endotoxins can cause a range of symptoms, including fever, shock, and organ failure, depending on the amount of toxin present and the host's response to it. The severity of the symptoms can vary widely depending on the type of bacteria that produced the endotoxin.
Endotoxins are often used as indicators of gram-negative bacterial infection, as they are a hallmark of these bacteria and are not present in gram-positive bacteria or other types of microorganisms.
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Subject A (without diabetes)
Food type Starting blood glucose level (mg/dL) Blood glucose level after 1 hour (mg/dL) Blood glucose level after 2 hours (mg/dL) Blood glucose level after 3 hours (mg/dL)
100
100
100
100
Subject B (with type 1 diabetes)
Food type Starting blood glucose level (mg/dL) Blood glucose level after 1 hour (mg/dL) Blood glucose level after 2 hours (mg/dL) Blood glucose level after 3 hours (mg/dL)
100
100
100
100
Please help! I dont understand at all
During the course of the observation period, Subject B's blood glucose levels, who has type 1 diabetes, stay steady.
Thus, the beginning blood glucose level stays at 100 mg/dL regardless of the kind of food taken, and there are no variations in the blood glucose levels after 1, 2, or 3 hours. This is probably caused by the body's inability to create enough insulin, a hormone in charge of controlling blood glucose levels.
Blood glucose levels rise and stay raised without adequate insulin production because the glucose from diet cannot be efficiently delivered into cells for use as energy. Insulin treatment and rigorous carbohydrate monitoring are often necessary for type 1 diabetics to regulate their blood glucose levels.
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3. What is one thing that can be done to help improve areas that produce a lot of runoff?
Answer: hi, im here to help :3
so, you can either use plants, use pesticides and fertilizers less often or the one thing i know is consider a rain barrel.
According to the results of Study 1, what is the
tensile stress near the bottom of a concrete beam
reinforced with steel rod #1, when carrying a
load of 250 pounds?
A. approximately 44 psi
B. approximately 52 psi
C. approximately 60 psi
D. approximately 77 psi
The tensile stress near the bottom of a concrete beam will be the amount of stress it is under in pounds, divided by the cross-section area of pressure.
Although I could not locate the study online and therefore cannot deliver an exact answer, I can provide insight as to the relationship between tensile strength, stress, and psi.
Tensile strength is described as the resistance that a material offers when placed under pressure. Simply put, how much pressure a material can withstand without fracturing determines its tensile strength.
Similarly, tensile stress is the amount of pressure a material is under at a given point in time. To calculate the tensile stress a material is under you must take the force being applied to it and divide it by the cross-sectional area receiving the force. This is usually done in square inches, and from the division is pounds per square inch, we get the term psi.
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three reducing sugars
Answer:
Explanation:
Three examples of reducing sugars are glucose, fructose, and lactose.
Reducing sugars are carbohydrates that contain a free aldehyde or ketone functional group. These functional groups are capable of reducing other compounds, such as the Benedict's reagent or Fehling's solution, and causing them to change color. Glucose and fructose are monosaccharides, while lactose is a disaccharide made up of glucose and galactose. All three sugars are commonly found in various foods and beverages.
Answer:
Glucose, fructose, galactose
Help with this ASP please
Answer:
Covalent bonds formed by shared electrons between atoms.
Explanation:
The aircraft in the picture above possesses potential and kinetic energy.
True
False
Answer:
True
Explanation:
Answer
True
Explanation:
when testing for light touch, what type of receptors will be triggered if you touch too firmly but without causing pain?
The type of receptors that will be triggered if you touch too firmly but without causing pain is pressure receptors or mechanoreceptors.
Receptors are specialized sensory cells that detect and respond to different types of stimuli such as light, sound, temperature, pressure, and chemicals. There are several different types of receptors, including: Photoreceptors, Auditory receptors, Thermoreceptors, Mechanoreceptors, Chemoreceptors, and Nociceptors.
Each type of receptor is specialized to detect specific types of stimuli and send signals to the central nervous system for interpretation and response.
Pressure receptors or mechanoreceptors are responsible for detecting pressure or vibrations in the skin and transmitting this information to the central nervous system. If the pressure is too strong, it will activate the pressure receptors and cause an increased sensory response, even though no pain is felt. This is why a light touch is important in these types of tests.
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Messenger RNA (mRNA) travels from the nucleus of a eukaryotic cell to the ribosome. At the ribosome, the amino acids are lined up in order as the tRNA molecules line up with complementary bases on the mRNA. This process is called _____ and results in the formation of _____.
Answer:
The correct answer is - translation, polypeptide/amino acid chain.
Explanation:
The translation is the process that involves the movement of mRNA from the nucleus to the ribosome and where amino acids are formed in sequence linked with one another in the same order as the transfer RNA line up with the complementary bases encoded on the messenger RNA or mRNA.
This amino acid chain or the polypeptide folds in a specific way to active protein for the specific function or expression. This process is the last stage or phase of protein synthesis.
Need help asap!!
Two organisms mate and produce infertile offspring. Which is a true statement about why it is not able to reproduce?
A. The parents are a different genus and species
B. The parents are a different species, but the same genus
Answer:
a
Explanation:
a is the correct answer
The statement which is true about why it is not able to reproduce is that the parents are a different genus and species. Thus, the correct option for this question is A.
What is Species?Species may be defined as the collection of organisms that can significantly reproduce with one another in nature and produce fertile offspring.
According to the context of this question, the process of speciation takes place when the members of similar populations no longer interbreed with one another in order to produce fertile offspring within their natural environment. So, the mating of two organisms can not produce fertile offspring until they belong to the same genus and species.
Therefore, the statement which is true about why it is not able to reproduce is that the parents are a different genus and species. Thus, the correct option for this question is A.
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What is passed on the the offspring (kids) of the antibiotic resistant bacteria?
bacteria gene
gene for resistance
Answer:
bacteria gene
Explanation:
By undergoing a simple mating process called "conjugation," bacteria can transfer genetic material, including genes encoding resistance to antibiotics (found on plasmids and transposons) from one bacterium to another. Viruses are another mechanism for passing resistance traits between bacteria
A cross section of rock layers is shown here, including a layer labeled with the letter X and an arrow. Which argument is supported by the presence of the fossilized seashells in the layer labeled 'X'? A) This layer was once a desert region. B) This layer was once beneath the ocean. C) This layer was once beneath a flooded forest. D) This layer was created by a landslide from a mountaintop.
Answer:
I dont know I need this answer too
Explanation:
Answer:
its B-this layer was once beneath the ocean.
Explanation:
Can someone help me understand interphase, prophase, metaphase, anaphase, and telophase
Answer:
They are all stages of mitosis, which is cell division (for new cells for repair and growth)
interphase- the longest stage of the process. The DNA in the chromosomes copies itself, ready to split for mitosis. ALL 23 pairs copies itself so now there is 46 pairs of chromosomes (23 for each new cell).
prophase- The DNA in the chromosomes are more visible now, and the membrane around the nucleus disappears ready for the next stage
metaphase- Chromosomes and their copies line up in the middle of the cell, so that they could be pulled apart in the next stage
anaphase- Spindle fibres attach themselves to either end of the chromosome. They are then pulled apart to either ends of the cell. 23 on one side, 23 on another.
telophase- membranes form around the 23 pairs of chromosomes at their end of the cell. Two new daughter cells are produced. The cell membrane pinches in and divides the cells in two.
Explanation:
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For questions 6-15 use one of the following choices for each question. The choices may be used more than
once. Just write the letter for the choice not the word
A. Mutualism
B. Commensalism
C. Parasitism
6. One organism is harmed in a relationship
7. Two organisms benefit from a relationship
8. A tree with a Spanish moss population is unaffected by the relationship
9. A population of mice destroys grass roots in a field
10. A plotist that lives in a termite intestine digests wood eaten by the termite
11. A small insect called an aphid harms the stems and leaves of rosebushes
12. Bacteria make Vitamin B12 in the human intestine
13. Your cat has a severe case of fleas
14. A mosquito stabs the skin on your arm and a bite develops
15. Two organisms live together, one benefits and the other is neither helped or harmed by the
relationship
6C, 7A, 8B, 9C, 10B, 11C, 12A, 13C, 14C, 15B
Although extinction is a natural process, current extinctions are of concern to environmentalists because...
current extinction is primarily affecting plant diversity
more animals than ever before are going extinct globally
the rate of extinction is higher than former extinction rates
most current extinctions are caused by introduced species
Extinction can leads to various adverse effect on the environment. The current rate of extinction is higher than former extinction rates.
What does extinction means?Extinction is the termination of the species due to various underlining factors.
It is also considered as the death of last individual of a given species.
In current extinction rates are much higher than background rates and rates from previous mass extinctions.
Along with this, many species are in danger or on verge of extinction.
Thus, the correct option is C.
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Answer: the rate of extinction is higher than former extinction rates
Explanation: i did it right
Which two processes during cellular respiration release chemical energy
stored in chemical bonds?
A. The conversion of NADH to NAD*
B. The splitting of glucose
C. The production of ATP by ATP synthase
D. The conversion of FAD to FADH2
The splitting of glucose release chemical energy stored in chemical bonds.
In process of cellular respiration, the energy in food is converted into the energy that is used by the body's cells. In process of cellular respiration, glucose and oxygen are converted into carbon dioxide and water, and the energy is converted to ATP.
Cellular respiration, is the process that takes place in the mitochondria of organisms which break down sugar in the presence of oxygen and release energy in form of ATP. Carbon dioxide and water are released as the waste products.
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A scientist has discovered a new plant species in the Amazon rainforest she tells her fellow scientist at the Playhouse she has found for Tuesday is a cone for my side about this plan is different from an organism
Answer:
It is a seeded vascular plant.
It does not depend on insect pollination.
Explanation:
The complete question is: A scientist has discovered a new plant species in the Amazon rainforest. She tells her fellow scientists that the plant she has found produces a cone. What might they say about how this plant is different from an angiosperm? Its seeds have one or two cotyledons. Its stems' vascular bundles are scattered. It does not depend on insect pollination. It is a seeded vascular plant.
The correct option would be that the plant is a seeded vascular plant and does not depend on insect pollination.
Gymnosperms are the only group of plants that produce cones. They are one of the plant groups that have vascular tissues in the form of xylem and phloem as well as been able to produce seed in the form fo cones. Hence, they are said to be seeded vascular plants.
Gymnosperms also carry out their pollination by relying solely on wind for the transfer of their pollen grain to the female organ. In other words, they do not depend on insect for pollination.
Where would amino acid residues with nonpolar r-groups be found within the overall structure of a folded globular protein such as chymotrypsin?.
The amino acid residues with nonpolar r-groups of a folded globular protein such as chymotrypsin would be found in the interior of the protein.
What are nonpolar R-groups?In a protein, the nonpolar R-groups are specific lateral groups that exhibit hydrophobic features, thereby they are located in the interior of the macromolecule in an aqueous solution.
In conclusion, the amino acid residues with nonpolar r-groups of a folded globular protein such as chymotrypsin would be found in the interior of the protein.
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When the ventricles contract, the bicuspid (mitral) valve prevents blood from flowing from the ________. group of answer choices left atrium to the right atrium left ventricle to the right ventricle right ventricle to the right atrium left ventricle to the left atrium
When the ventricles contract, the bicuspid (mitral) valve prevents blood from flowing from the left ventricle to the left atrium.
The heart valve and its functionsThe heart is a hollow organ of the circulatory system that uses its electrical activities to pump blood to the whole body
The structure of the heart consist of the following parts
The four chambers: Includes the left ventricle, right ventricle, left atrium and right atrium.The valves: This includes the mitral, tricuspid, pulmonary and aortic valves.The mitral valve is located in the left chamber of the heart between the left atrium and left ventricle. It maintains the one-directional flow of blood through the heart.
Therefore, when the ventricles contract, the bicuspid (mitral) valve prevents blood from flowing from the left ventricle to the left atrium.
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some people tested the same angles, but the blood drops look different. give two reasons that may account for this.
Some people tested the same angles but blood drops look different. Two reasons that may account for this are : Viscosity of the blood and Surface tension of the surface.
What are the reasons that blood drops look different when tested same angles?There could be several reasons why blood drops from the same angles might look different, and two possibilities are:
Viscosity of the blood: The viscosity, or thickness, of the blood can affect the shape and size of the resulting blood drops. Blood that is more viscous will produce smaller, more rounded drops, while thinner blood will produce larger, more elongated drops.
Surface tension of the surface: The surface tension of the surface on which the blood lands can also affect the shape and appearance of resulting blood drops. A surface with high surface tension, such as a smooth, non-porous surface, will tend to produce smaller, more rounded drops with less spatter.
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please define menstruation
Answer:
a cyclical discharging of blood, secretions, and tissue debris from the uterus that recurs in nonpregnant breeding-age primate females at approximately monthly intervals and that is considered to represent a readjustment of the uterus to the nonpregnant state following proliferative changes accompanying the preceding ovulation
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Two hundred years ago, miners would take caged canaries into coal mineshafts as they worked. Being smaller, the canaries would succumb to odorless, toxic gases before the gases would affect humans. As the miners worked, they watched the canaries. If the canaries suddenly died, it was a warning for miners to leave the mineshaft.
Form an analogy between the canaries used in coal mines and the lichens living in tundra ecosystems. Be sure to use and define the term bioindicator in your response.
Answer: Just like the canaries in coal mines were used to provide a warning for miners of toxic, odorless gases in the mineshafts, lichens living in the tundra ecosystems can provide a warning of environmental changes by becoming more or less abundant. Since they are sensitive to changes in air quality and climate, they are an important tool to monitor the health of the tundra environment.
Explanation: Please give Brainlist.
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you are analyzing a sample of a nucleic acid and determine that the sample contains the nitrogenous base adenine. are you able to determine if the sample is dna or rna? briefly explain your answer.
Answer:
NO
Explanation: DNA and RNA consists of 4 nitrogenous bases. In DNA and RNA adenine, guanine and cytosine are standard nitrogenous bases. The only difference is, in RNA uracil is present in place of thymine. so based on nitrogenous bases, we can differentiate between DNA and RNA based on thymine or uracil.
If uracil is present nucleic acid must be RNA and if thymine is present nucleic acid will be DNA.