Which is the best evidence that two species have a common ancestor?

A:The two species have the same diet.

B:The two species live in the same habitat.

C:The two species' skeletal structures are 90% identical.

D:The two species' DNA sequences are 90% identical.

Question

Gator

Biology

13 May, 03:45

Which is the best evidence that two species have a common ancestor?

A:The two species have the same diet.

B:The two species live in the same habitat.

C:The two species' skeletal structures are 90% identical.

D:The two species' DNA sequences are 90% identical.

+4

Answers (2)

Know the Answer?

Bennett King · Answer 1

I'd go with D.

Explanation:

Species may share similar physical features because the feature was present in a common ancestor (homologous structures). Molecular biology. DNA and the genetic code reflect the shared ancestry of life. DNA comparisons can show how related species are.

Elliot Mack · Answer 2

The answer should be D

Which is the best evidence that two species have a common ancestor?A:The two species have the same diet.B:The two species live in the same habitat.C:The two species' skeletal structures are 90% identical.D:The two species' DNA sequences are 90% identical.

Which is the best evidence that two species have a common ancestor?

A:The two species have the same diet.

B:The two species live in the same habitat.

C:The two species' skeletal structures are 90% identical.

D:The two species' DNA sequences are 90% identical.