Question

Which of the following facts is the best evidence that humans and salamanders had a common ancestor?

A) Both species eat meat
B) Both species have pharyngeal arches and slits when they are embryos
C) Both species can swim
D) Both species have skin

Answer 1

B

Step-by-step explanation:

Look up an image of a human embryo v. a salamander embryo if you look carefully you'll see the arches and slits.

Answer 2

The answer would be B