Comparative Anatomy

Explore homologous and analogous structures in different animals.

Free. No account needed for your first five quizzes.

Sample Questions

What You'll Be Asked

Structures that are similar in different species because they were inherited from a *common ancestor* are called:
Structures that have the *same function* but evolved *independently* (not from a common ancestor) are called:
A structure that is reduced in size and has lost its original function (like the appendix in humans) is a ________ structure.

7 more questions in the quiz. Your score and the right answers come at the end.

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