Question

Whales are marine mammals that share a common ancestor with group of land mammals that includes hippos. Which observation provides evidence of the shared ancestry of whales and hippos? *

Answer 1

Genes and amino acid sequences.

Step-by-step explanation:

The ancestor of whales and hippos are the same because of the same gene and amino acid sequence. The genes and amino acid sequences of living whales were the evidence that shows ancestry of whales and hippos. This evidence indicates that million of years ago both whales and hippos were split from a same ancestor due to evolution.