Answer:
the answer B...................
How long ago did two species of birds share an ancestor
B. Secondary Consumers. I think because they are not producers.
Answer:
D
Explanation:
Control group in an experiment does not receive any treatments. It is used as a benchmark to ensure that there is statistical difference in data between the variables of the control and those with treatments. It also ensures that there are no other overlooked factors that have an influence on the experiment that needed to be considered. Having a control group reduces the chances of erroneous conclusions.
Based on protein function, the protein that is required for platelet adhesion is Fibronectin.
<h3>Which are the fuctions of proteins?</h3>
Proteins are large macromolecules found in the body and which perform several functions in the body.
Proteins are made up of long chains of amino acids linked by peptide bonds.
Proteins serves as:
- hormones
- receptors
- enzymes
- adhesion molecules, etc.
In platelet adhesion, the protein that is required is Fibronectin.
Learn more about about proteins at: brainly.com/question/10058019