Question

The cladogram below was created to show the evolutionary relationships between different vertebrates.

Answer 1

Which of the following inferences can be made, based on this information?
a. Amphibians and birds share a more recent common evolutionary ancestor than sharks and birds.
b. Birds and sharks do not share a common evolutionary ancestor.
c. Having a bony skeleton did not provide an evolutionary advantage to sharks or ray-finned fish.
d. Rabbits and primates diverged more recently than crocodiles and birds.

Answer 2

Hold on, let me look over it.

Answer 3

ok

Answer 4

It would be a

Answer 5

oh ok thanks

Answer 6

i initially thought it was a, i am doughting it though...

Answer 7

it is a

Answer 8

oh thanks!!