“D” would be the best answer choice for me.... not sure if it’s correct though
Sperm production is hormonally driven. Brain hormones govern sperm production and are precisely controlled. So I say yes
Answer: Genetic variation within a species can result from a few different sources. Mutations, the changes in the sequences of genes in DNA, are one source of genetic variation. ... As a result, the tree-colored moths are more likely to survive, reproduce, and pass on their genes.
Explanation: