Answer:
Fossil steroid and molecular clock evidence suggests that animals originated between 770 and 710 million years ago
Explanation:
Milkweed-Caterpillar-frog-bird
<em><u>T</u></em><em><u>h</u></em><em><u>e</u></em><em><u> </u></em><em><u>mutation</u></em><em><u> </u></em><em><u>Mutations are changes to an organism's DNA and are an important driver of diversity in</u><u> </u><u>populations.</u><u> </u><u>This mutation has introduce a new allele into the population that increases genetic variation and may be passed on to the next generation.</u></em>
<em><u>hope</u></em><em><u> </u></em><em><u>it</u></em><em><u> </u></em><em><u>helps</u></em><em><u>.</u></em>
Answer:
The answer is natural selection
Explanation: