What is a cladogram?
A) a group with no shared traits
B) a diagram showing evolutionary relationships
C) a group of closely related species
D) a trait an ancestor did not have

C

Explanation:

1 digestive system

2 stomach

3 bladder

4 carbon deoxide

5 tiger

the cladogram shown here shows similarities and differences among several classes of vertebrates. anatomically, the four have limb structure as their common ancestor. we might separate the mammals from the other three classes because they a) divergent; do not lay eggs b) identical; are warm-blooded c) varied; a four chambered heart d) homologous; have mammary glands