who can answer this question
How can fossils help us understand how organisms are related?
A.By studying features that are shared among organisms
B.By studying when they died
C.By studying when they were living
Answers
Answer:
i think it's A
Explanation:
Related Questions
List 2 examples of how subduction and uplift CAN move or transform rocks.
Answers
Subduction is a geological process in which the oceanic lithosphere is recycled into the Earth's mantle at convergent boundaries.
Uplift or sinking can be due to tectonic movements of plate or the gravitational adjustment of the Earth's crust.
For example cascadia subduction zone and southern alaska are the sites of ongoing subduction in which pacific and juan de fuca plates slide beneath the north american plate. This is the major movement of rocks that can transform the region . This movement will lead to formation of Aleutian island .
In general uplift means vertical elevation of the Earth's surface in response to natural causes. Example of uplift may include tectonic plate that collide, and push up plate and land, forming mountains.
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Nutrition labels explain the the number of calories and nutrients that are found in one serving of
food. They are found on food packages to help people maintain a healthy and balanced life.
Below is an example of nutrition labels from two different sources of food.
Sample A
Nutrition Facts
Serving Size 2 oz
Servings per container 4
Amount Per Serving
Calories 200
Total Fat 1.5 g
Saturated Fat Og
Trans Fat Og
Cholesterol Omg
Sodium 10mg
Total Carbohydrate 41g
Dietary Fiber 6g
Sugars 2g
Protein 7g
Calories from fat 15
% Daily Value
2%
0%
0%
0%
0%
14%
24%
Sample B
Nutrition Facts
Serving Size 2 oz
Servings per container 5
Amount Per Serving
Calories 180
Calories from fat 130
% Daily Value
Total Fat 15
Saturated Fat 5g
Trans Fat Og
Cholesterol 45mg
Sodium 420mg
Total Carbohydrate 1g
Dietary Fiber Og
Sugars Og
Protein 10g
23%
26%
0%
14%
18%
0%
Based on the evidence, write a scientific explanation for which of the above samples a marathon
runner should choose to consume before a big race.
Answers
Based on the nutrition labels and the nutrient requirement of a marathon runner, the marathon runner will choose sample A because it is rich in carbohydrates.
What kind of diet plan would a marathon runner choose?A marathon runner would typically choose a diet plan that supports their energy needs, enhances performance, and aids in recovery.
This would involve diets rich in carbohydrates, proteins, and sufficient water.
Carbohydrates are the primary fuel source for endurance activities. A marathon runner's diet should include sufficient carbohydrates such as whole grains, fruits, vegetables, and legumes.
Marathon runners need slightly more protein than sedentary individuals to support training adaptations and minimize muscle breakdown
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Why doesn't a gummy bear grow as much in sugar water as it does in normal water?
Answers
Hope this helps<3
Answer:
In comparison to the gelatin molecules in the candy, salt or sugar ions in water are significantly smaller. Water molecules go to a location with more solute to balance things out due to osmosis. The problem is that the water is trapped inside the candy and cannot escape. Because the Gummy Bear can't get any smaller, it keeps the same size.
Has the research described in this article been
peer reviewed?
Answers
Answer:
s a research article peer reviewed?
Peer-reviewed (refereed or scholarly) journals - Articles are written by experts and are reviewed by several other experts in the field before the article is published in the journal in order to ensure the article's quality. (The article is more likely to be scientifically valid, reach reasonable conclusions, etc.):
DUE TODAY HELP ASAP HELP PLEASE BABAAAAAAAAAAABBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaSAAAAAAAAAAAAABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
Describe three things that you can do to conserve water. Why is it important that we all do what we can to conserve water? Use details to support your answer.
Answers
Answer:
We have to conserve water because we need it live.
Explanation:
We use water to clean ourselves, drink, and use in foods.
Answer:
Take shorter showers.
Install water-saving shower heads or flow restrictors.
Take baths.
Explanation:
These will save our water more often
If your house were to accumulate radon it would most likely accumulate in the
Answers
Answer:
Radon is a naturally occurring radioactive gas that can accumulate in homes and other buildings. It can enter the home through cracks and openings in the foundation and walls, as well as through gaps around pipes and wiring. Radon gas is odorless and colorless, making it difficult to detect without testing. In homes, the highest levels of radon are typically found in the basement or lowest levels of the home. The best way to prevent radon accumulation is to seal any cracks or openings in the foundation, walls, and around pipes or wiring. Additionally, homeowners should install a radon mitigation system if radon levels are found to be high.
Mice are offered two different colors of cotton to
make nests with pink and brown. Out of 20 mice, 16
chose pink cotton to build their nests and 4 chose brown
Answers
Answer:
1. There is no control group.
2. independent variable is the colors.
3. The dependent variable is how many of each color the mice chose.
Explanation:
Im assuming you were talking about control group, independent, variable, and dependent variables.
Define Aerobic & Anaerobic Respiration with its chemical equation?
Answers
Answer:
Aerobic respiration : The kind of respiration where the intake of oxygen helps to breakdown the food and produce energy. This is done by almost all living organisms like plants, us humans (Most of the time), animals, etc.
Anaerobic respiration : The kind of respiration which takes place in the absence/lack of oxygen. Organisms like yeast, us humans (For a short period of time, I will explain how), etc.
When do humans anaerobically respire?
Ans: When the human body does not get enough of oxygen, and we are doing some heavy exercise, at that period of time, in the muscles cells, the cells anaerobically respire giving out lactic acid, which leads to muscle cramps....
Anaerobic:
Glucose (Lack of oxygen)-----> lactic acid (In humans) / alcohol (In other organisms) + Energy
Aerobic :
Glucose (Presence of oxygen) --------> Carbon dioxide + Energy
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Toxins including urea (in mammals) is driven out of the glomerulus into the Bowman's capsule. True or false
Answers
True.
Toxins, including urea, are indeed driven out of the glomerulus into the Bowman's capsule in mammals. This process occurs through a combination of filtration and passive diffusion.
Within the renal filtration process, blood enters the glomerulus, which is a network of capillaries with fenestrations. These fenestrations allow for the passage of small molecules, including toxins like urea, from the blood into the Bowman's capsule. The movement of these substances is primarily driven by pressure differentials, with blood pressure forcing the filtration of plasma and solutes.
Urea, a waste product resulting from protein metabolism, is filtered from the glomerulus into the Bowman's capsule as a part of the initial urine formation process. From there, it proceeds through the renal tubules and undergoes reabsorption and secretion to regulate its concentration and elimination.
Therefore, the statement is true: toxins, including urea, are driven out of the glomerulus into the Bowman's capsule in mammals.
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what is the name that biologist that introduce biomial nomenclature
Answers
Answer:
Carl Linnaeus
Explanation:
The adoption by biologists of a system of strictly binomial nomenclature is due to Swedish botanist and physician Carl Linnaeus (1707–1778).
What is the name of the small birds Darwin begins to notice (Hint: they have distinct beaks)?
What type of bird “really” mattered to Darwin (Hint: he did not know it was a type of bird)?
Answers
Answer:
1. Darwin's finches
2.Darwin finches mattered to Darwin
:
How does starting the y-axis at 300 affect the graph? Remember that no matter what number you start labeling an axis at, you have to go up by the same amount for each subsequent tick mark!
Answers
Basically, when you change the y-axis to 300, you are able to exaggerate the patterns on the graph. From afar, or starting the y-axis at 0, a person cannot easily identify the increases and decreases of CO2. However, with a y-axis at 300, you see these changes much more easily, so you can make accurate inferences and conclusions regarding the graph.
Hope this helps
The heart can be found in which body cavity?
spinal
cranial
thoracic
pelvic
Answers
Answer:
thoracic
Explanation:
Answer:
C
Explanation:
thoracic cavity is the correct answer can you mark me brainliest I need it please and thank you :P
How would knowledge of North Pacific Ocean food webs help scientists understand what was happening to organisms during the algae bloom in 2015
Answers
Knowledge of North Pacific Ocean food webs would help scientists understand the algae bloom in 2015 by providing insight into the complex interactions between different species in the region.
How did knowledge of North Pacific Ocean food webs help scientists understand the algae bloom in 2015?During an algae bloom, the rapid growth and reproduction of algae can cause changes in the food web. For example, the increase in algae can lead to an increase in zooplankton populations that feed on them, which in turn can lead to an increase in populations of larger organisms that feed on the zooplankton. However, the effects of the algae bloom can vary depending on the specific species involved and their roles in the food web.
By understanding the North Pacific Ocean food webs, scientists can identify which species are most likely to be affected by the algae bloom and how their populations may be impacted. For example, some species may benefit from the increase in food availability, while others may be negatively affected due to changes in the availability of their own food sources.
Moreover, studying food webs can help to identify potential cascading effects of an algae bloom on other components of the ecosystem. For example, changes in the abundance of a predator species can impact the abundance of its prey, which can in turn impact the abundance of other species in the food web.
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7. During DNA replication, a complementary strand of DNA is made for each original DNA strand. Thus,
if a portion of the original strand is CAGGTTACG, then the new strand will be
a. CAGGTTACG.
c. GTCCAATGC.
b. GTCCTTAGC.
d. GTCCTTACG.
Answers
Answer:
i think its b i took the test but i forgot the answer
Explanation:
What is the valence number of the
following atoms; carbon, nitrogen, oxygen, phosphorus and hydrogen?
Answers
Answer:
C = 4
N = 5
P = 5
O = 6
H = 1
Explanation:
Valence number is the number of valence electron of an atom. It can be count through electronic configuration of an atom.
Oxygen is present in group 18.
Its atomic number is 8.
Electronic configuration:
O₈ = 1s² 2s² 2p⁴
In valence shell (2s² 2p⁴) there are six electron thus valence number of oxygen is six.
Carbon is present in group 14.
its atomic number is 6.
Electronic configuration:
C₆ = 1s² 2s² 2p²
In valence shell (2s² 2p²) there are four electron thus valence number of carbon is four.
Nitrogen is present in group 15.
Its atomic number is 7.
Electronic configuration:
N₇ = 1s² 2s² 2p³
In valence shell (2s² 2p³) there are five electron thus valence number of nitrogen is five.
Phosphorus is present in group 15.
Its atomic number is 15.
Electronic configuration:
P₁₅ = 1s² 2s² 2p⁶ 3s² 3p³
In valence shell (3s² 3p³) there are five electron thus valence number of phosphorus is five.
Hydrogen is present in group 1.
Its atomic number is one.
H₁ = 1s¹
Its valance number is 1.
whatisphotosynthesis
Answers
Answer:
Photosynthesis is the procedure in which plants (organisms with procaryotic cells) convert water, sunlight, carbon dioxide (the air animals produce from exhaling) and nutrients from the soil into their food.
Answer:
photosynthesis is the process by which green plants and some other organisms use sunlight to synthesize foods from carbon dioxide and water
Describe the carbon atom:
O A clump of carbon
O A sole carbon particle
(choose one and explain it)
Answers
Explanation:
1.(from Latin: carbo "coal") is a chemical element with the symbol C and atomic number6. It is nonmetallic and tetravalent—making fourelectrons available to form covalent chemical bonds. It belongs to group 14 of the periodic table.[13] Carbon makes up only about 0.025 percent of Earth's crust.[14] Three isotopesoccur naturally, 12C and 13C being stable, while14C is a radionuclide, decaying with a half-lifeof about 5,730 years.[15] Carbon is one of thefew elements known since antiquity.[16]
2.
True of False?
A gradual increase in scientific knowledge happens as
many researchers test many individual hypotheses.
True
False
Answers
Answer:
yes
Explanation:
true absolutely correct
A gradual in scientific knowledge happens as many researchers face many individuals hypothesis. The given statement is true.
What is scientific knowledge?Scientific knowledge is defined as a systemic explanation of phenomenon or behavior of interest that are obtained using the scientific method.
The principal on which scientific knowledge depends is "the test of all knowledge is experiment".
The fact which makes scientific knowledge different from other knowledge is that it depends upon fact and scientific resources as well as data.
Scientific knowledge helps us to improve and develop new technology find solution of practical problems and make informed decisions.
The procedure of aquairing scientific knowledge is a result of practice of the several method such as observation, filtering hypothesis, deduction of test for hypothesis following testing and experimentation which lead to confirmation or failure of the hypothesis.
Therefore, a gradual in scientific knowledge happens as many researchers face many individuals hypothesis. Thus, the given statement is true.
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6. which of the following does not have an endosymbiotic origin? a. ribosome b. mitochondria c. chloroplast d. nuclear envelope e. all of the above have endosymbiotic origins
Answers
The correct answer is d. nuclear envelope. The nuclear envelope does not have an endosymbiotic origin.
The nuclear envelope does not have an endosymbiotic origin. It is formed from the invagination of the cell membrane during the process of nuclear formation, which is distinct from endosymbiosis. On the other hand, the other options (a. ribosome, b. mitochondria, c. chloroplast) do have an endosymbiotic origin. Mitochondria and chloroplasts are believed to have originated from ancient endosymbiotic events where free-living bacteria were engulfed by ancestral eukaryotic cells, eventually leading to a symbiotic relationship. Ribosomes, while not organelles, have an endosymbiotic origin as well, as they are thought to have evolved from ancient free-living bacteria that were engulfed by early cells.In conclusion, while the ribosome, mitochondria, and chloroplast have endosymbiotic origins, the nuclear envelope does not.
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Answer all please I need it asap
1. A(n) _____________________ transports electrons, along with their energy, to another molecule.
2. What is the equation for photosynthesis?
3. In the __________________________, NADPH and ATP combine with carbon dioxide to produce sugars.
4. In the _________________________, light energy from the sun splits water and generates ATP and NADPH.
5. True / False: Chloroplasts are organelles found in the cells of heterotrophs.
6. True / False: Autotrophs need light in order to carry out photosynthesis.
Answers
Explanation:
1. Electron carrier
2. CO2 + H2O --> C6H12O6 + O2
3. Stroma
4. Thylakoid membrane
5. False
6. true.
hope it helps. :)
: A student set up an experiment to investigate osmosis in potatoes. He cut six chips which are approximately 5 cm × 1 cm × 1cm and recorded the mass of each. He placed each chip in a sugar solution of a different concentration. After a day he recorded the mass of each potato chip again. His results are shown in the table below.
1. Explain why the mass of the potato changed during the experiment
Answers
The mass of the potato chips would change due to the movement of water in/out of the cells of the potato by osmosis.
Osmosis refers to the movement of water molecules from the region of high water potential to the region of low water potential through semi-permeable membranes.
Regions of high water potentials have low solute concentrations while regions of low water potentials have high solute concentration.
Potato chips placed in sugar solutions whose concentrations are more than that of the sap of the potato cells will lose water to the surrounding solution. Hence, they will shrink and lose weight with time.
On the other hand, potato chips placed in sugar solutions whose concentrations are less than that of the sap of the potato cells will gain water from the surrounding solution. They will become turgid and increase in weight with time.
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the rate of the citric acid cycle would be increased under which of the following conditions?
Answers
The rate of the citric acid cycle would be increased if ADP/ATP ratio is high.
A is the correct answer.
The amount of ATP needed by the cell dictates the rate of the citric acid cycle. The rate of the citric acid cycle accelerates when ADP levels are high because the cell needs to start breaking down fuel molecules to produce additional ATP.
ADP and calcium ions (Ca2+) concentrations rise as a result of modifications in cellular activity, which also affects calcium, which is a crucial regulator of the citric acid cycle.
The enzymes that disassemble the processes that generate the first two molecules of NADH regulate the citric acid cycle. The enzymes isocitrate dehydrogenase and -ketoglutarate dehydrogenase aid in controlling the citric acid cycle.
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The complete question is:
The rate of the citric acid cycle would be increased under which of the following conditions?
A. ADP/ATP ratio is high
B. ADP/ATP ratio is low
C. NAD+/NADH ratio is low
D. concentration of oxaloacetate is low
Use the drop-down menus to complete each statement about Steven Businger’s work with volcanoes in Hawaii.
Volcanoes release a hazy smoke called
.
Steven Businger helped develop a
that predicts how this smoke spreads.
To model the smoke conditions, scientists measure the amount of
gas a volcano is spewing.
Answers
Answer: 2 2 3
B B C
vog, computer model, sulfur dioxide
Explanation:
someone's sending a pipe bomb to my house
Write down three examples of mechanical waves, and the type of medium they travel through.
Answers
Answer:
it can travel in material medium but it can't travel in vaccum
The doctor ran some blood tests, including a differential white cell count, and to his delight, John’s T cell count is normal, and there are no signs of HIV antibodies. However, John’s eosinophil, basophil, and neutrophil counts are elevated.
Answers
The differential white cell count is one of the many tests that can be run on a blood sample. It examines the types and numbers of white blood cells, specifically neutrophils, eosinophils, basophils, lymphocytes, and monocytes.
A doctor ran some blood tests on John, including the differential white cell count, to see what might be causing his elevated eosinophil, basophil, and neutrophil counts.
He discovered that John’s T cell count is normal, and there are no signs of HIV antibodies.
In general, elevated eosinophil counts indicate that a person is suffering from an allergic or parasitic infection. Basophils, which are closely linked to eosinophils, can also become elevated in people with allergic reactions or parasitic infections.
Finally, neutrophils are an essential part of the body's immune system, and an elevated count typically indicates that the body is fighting off an infection, inflammation, or injury. In some cases, they may also indicate the presence of cancer.
Since John has elevated eosinophil, basophil, and neutrophil counts, he may be suffering from an allergic reaction, a parasitic infection, or an infection of some kind. The doctor will need to perform further testing to determine the precise cause of John's elevated white cell counts.
This might include more blood tests, as well as imaging scans, biopsies, or other procedures.
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Which type of tissue would have the highest mitotic index: muscle, skin, kidney, or lung
Please Explain.
Answers
Answer:
From the following list, which normal tissues would you expect to have the highest mitotic index: muscle, skin, kidney, or lung? Explain your answer. Skin and lung tissue would likely have the highest mitotic index due to the need for higher cell turnover.
where in how are chromosome format sig8
Answers
The chromosome format sig8 refers to a representation of genetic information using a binary encoding scheme known as Sigma-8. It is commonly used in computational biology and genetics to represent and manipulate genetic sequences. The Sigma-8 encoding scheme assigns 8 bits to each nucleotide base (A, T, G, or C) in a chromosome.
1. Chromosome Format: Chromosomes are structures found in the nucleus of cells that contain genetic information. They consist of DNA molecules tightly coiled around proteins. The format of a chromosome refers to the representation of its genetic sequence.
2. Sigma-8 Encoding: Sigma-8 is a binary encoding scheme used to represent genetic sequences. In this scheme, each nucleotide base (A, T, G, or C) is assigned a unique 8-bit binary code.
3. Binary Representation: In the Sigma-8 encoding, each nucleotide base is represented by a sequence of 8 binary digits (bits). For example, A might be represented as 00000001, T as 00000010, G as 00000011, and C as 00000100.
4. Chromosome Encoding: To represent a chromosome using the Sigma-8 format, the genetic sequence is divided into individual nucleotides, and each nucleotide is encoded using its corresponding 8-bit binary representation.
5. Manipulating Genetic Information: Once a chromosome is encoded in the Sigma-8 format, it can be manipulated using various computational techniques. This encoding allows researchers to perform operations such as mutation, recombination, and selection on the genetic sequences.
In summary, the chromosome format sig8 refers to the use of the Sigma-8 encoding scheme to represent genetic information. This binary encoding assigns 8 bits to each nucleotide base, allowing for efficient manipulation and analysis of genetic sequences in computational biology and genetics.
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According to anchoring effects, our brains usually use the first piece of info we learn about the value of something to establish a _____ from which to begin negotiations.
Answers
According to anchoring effects, our brains often create a starting point for negotiations from the first piece of information we hear about something's value.
The anchoring effect refers to the propensity for people to base their judgments significantly on the initial piece of data they learn. The anchoring effect is an example of cognitive bias, a form of deliberate thinking error that impairs judgment and decision-making.
When you concentrate on one particular piece of data when making a choice or finding a solution to a problem, you develop an anchoring bias, which is a flawed heuristic. Due to improper changes from an initial number, people produce erroneous final estimations.
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CCC
Which of the following explanations best supports why land
1906n6m of fr
considered to be a resource?
A
B
C
D
Using it has no consequences.
It is plentiful in all parts of the world.
It contains material needed by people.
It produces only renewable resources.
Care
Answers
C It contains material needed by people. Land 1906n6m of fr is considered to be a resource because it contains materials which are needed by people.
What is material?Material can be defined as any substance that can be used to make physical objects. Material is used in a wide variety of industries, from the construction and manufacturing industries to the medical and energy industries. Examples of materials include wood, metal, plastic, rubber, concrete, glass, fabrics, and textiles. Materials are also used in everyday objects such as furniture, clothing, and electronics. In addition, materials are used in various scientific research fields, such as nanomaterials and biodegradable materials. Materials are essential for many products, as they provide the structure and properties that allow for their successful use.
This includes resources such as minerals, timber, water, and other raw materials which are essential for human life and economic development.
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