What Characteristics Would Determine Whether Structures from Two Kinds of Organisms

question 19

Multiple Choice

What characteristics would determine whether structures from two kinds of organisms are homologous?

• A) The structures should have identical functions in both organisms.
• B) The structures should be in different positions on the bodies of the two organisms.
• C) The structures should not appear in any close relatives of the organisms.
• D) The structures should have similar anatomy in the two organisms.

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