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BiologyBiology
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.

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Answers (2)
  1. 13 May, 03:56
    0
    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.
  2. 13 May, 04:01
    0
    The answer should be D
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