Which type of mutation often does not change the sequence of amino acids? Currently selected :D
A
substitution
B
three-base insertion
C
base deletion (frameshift)
D
base insertion (frameshift)

Hi there the answer is A

Explanation:

This type of mutation is a change in one DNA base pair that results in the substitution of one amino acid for another in the protein made by a gene.

Hope this helps :)

what is this saying?

i believe it's c. the trait for large beaks will be passed on to future generations through natural selection.

since eventually smaller beaks would have to find another source of food or even eventually just die out from the lack of food.