<span>Meiosis generates, by recombination and sexual reproduction, the genetic diversity on which natural selection can act. </span>
During crossing over exchange of genes are going on.
So, answer is
<span>C) Crossing over and two possible positions of each homologous pair.</span>
Answer:
A. Structure
Explanation:
They do most of the work in cells and are required for the structure, function, and regulation of the body's tissues and organs. Proteins are made up of hundreds or thousands of smaller units called amino acids, which are attached to one another in long chains.
Answer:
You only need 6 questions, right? !
Explanation:
D) Blue Jays and Finches nest in the same Oak Trees.
Explanation:
This is an example of competition because two species are for the same thing, in this case, oak trees to nest in.