Question

The basic body form of sharks has remained unchanged for over 300 million years. In contrast, the body forms of terrestrial mammals have been evolving since their radiation 65 million years ago. Which concept does this support?

Terrestrial species have a faster rate of evolution than marine species.
Some species evolve more slowly than others.
Adaptive radiation occurs when new habitats open up.
The rate at which a species evolves is random.
Species eventually reach a perfect adaptive state.

Answer 1

@Cydney_Morgan

Answer 2

I'm sorry I dont know. :( If I had to take an educated guess I would choose A.

Answer 3

ok thx