Why Do Some Biologists Not Consider Reptiles to Be a Monophyletic

question 7

Multiple Choice

Why do some biologists not consider reptiles to be a monophyletic group?

• A)Reptiles evolved independently at several different times in the past and from several different ancestral species.
• B)Birds are the direct descendants of some reptiles.
• C)All reptiles do not reproduce sexually.
• D)The ancestors of reptiles are the class Amphibia.
• E)Reptiles, birds, amphibians, and fish appeared in the fossil record at approximately the same time.

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Definitions:

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