Answer:
Enzymes are biological catalysts which speed up biochemical reactions.
<span>I believe it is light, but this is kind of a confusing question. Technically there is a independent and dependent variable in the question. The variable being manipulated is light, and the earthwork activity depends on the light. </span>
Answer: I think three red and one white.
Hope this helps.
Explanation:
A. Alleles lineup independently of the other alleles