I think the answer is glomerulus.
I believe the answer is B
Darwin noticed that there were different kinds of the same species. For example, he studied four different kinds of finches. Each one had a different beak and are different kinds of food. This was the first time genetic diversity had been so obvious to humans.
Because it ensures that all organisms produced via sexual reproduction contain the correct number of chromosomes. Meiosis<span> also produces genetic variation by way of the process of recombination.</span>
A. Or C. Because, if I remember correctly, either one of those is correct
I think it is A. Though, hope this helps (╹◡╹)