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oram oram
wrote...
11 years ago
What is the difference between an ancestral trait and a derived trait? What is a vestigial structure?
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wrote...
#1
11 years ago
A derived trait is a trait that the current organism has, but the previous one did not have.
An ancestral trait is a trait that you, and your ancestors had.
A vestigial structure is a structure that had some sort of use in your ancestor, but none in your current body.
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