I think the correct answer from the choices listed above is option C. <span>Enzymes are catalysts. This means that they are able to speed up chemical reactions. Also, they are not used up by reactions. They are not being consumed in the process. Hope this answers the question. </span>
Answer:
a. population
Explanation:
Gene flow cannot occur in hybrids because 99.9% of the time hybrids offspring are not fertile.
At genus level is not possible either because a hybrid is a cross breed at the genus level (horse-donkey).
A population is a group of species of 1 kind. A population of donkeys.
Answer: I know the first part. It’s through a divergent boundary.
Explanation: the divergent boundary brings the 2 plates away from each other, so it opens up a ridge.
<span>a. The length of a giraffe's neck is longer than those in generations of the past.</span>