What happened to the color of peppered moths after govermental regulations were put in place to decrease air pollution? A. moths that were lighter in color became more fit over time

B. moths became lighter during their lifetime and passed on the alleles for lighter color to their offspring

C. moths became darker during their lifetime and passed on the alleles for darker color to their offspring

D. moths that were darker in color became more fit over time

A

Explanation:

While B seems to be correct, it is A because evoulution requires time and a moth would not have undergone such dramatic phenotypic change in its lifetime.

dna is made up of six smaller molecules -- a five carbon sugar called deoxyribose, a phosphate molecule and four different nitrogenous bases (adenine, thymine, cytosine and guanine).

answer:   option a) glucagon was secreted by his pancreas before he ate the cookies because blood glucose was low. insulin was secreted after he ate the cookies because his blood glucose was high.

explanation: