Answer:
The answer should be C
Explanation:
If you look at the the graph, C points to the time period after mammals appeared. Since birds are mammals, they should have appeared after the time that mammals first came to be on Earth.
Hope this answer helps you! Please rate it and mark it Brainliest!
Fat; they store twice as much energy per gram
Answer:
mutation in the dna of a gene
Explanation:
i got it right on my quiz
