This could either be c or d, both should work
Answer: Option A) Amino acids
Explanation:
The animal hair has rich deposits of keratin, a protein that helps the hair stand erect, tough and rigid in its shaft.
And since protein are macromolecules made up of several units of amino acids, we can safely say animal hair is made of amino acids
I say about 40 percent cause say something like this ..
20% of small species of fish
20% of big species of fish
to be equal
20% are bigger
20% are smaller
hoped this helped ! <u />
<em>~</em><u><em>Frozen 2</em></u>
Answer:
The correct answer would be - the number of times the student was able to squeeze the clothespin or rate of clothespin squeezing.
Explanation:
The dependent variable is the variable that depends on the change in the independent variable and measured or needs to be found in a scientific experiment or investigation.
In this experiment, the independent variable would be an exercise to found the effect on the change of the rate of clothespin squeezing or the number of times the students are able to squeeze the clothespin.
Thus, the correct answer would be - the rate of clothespin squeezing.
