Question

Which of the following statements is true about vertebrates?
a. they are cold-blooded
b. they are warm-blooded
c. they do not have backbone
d. they are divided into five groups

Answer 1

Answer:

1.false

2.true

3.false

4.true

Answer 2

Answer:

D. They are divided into five groups.

Explanation:

fishes, amphibians, reptiles, birds, and mammals are the groups of vertebrates. so the answer is option d