Evidence of Evolution

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Structures that are similar in appearance but not in structure.

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Analogous Structures

Front

The picture shows a/an ___________

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homologous structure

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The opossum and kangaroo both incubate their young in a pouch. This provides evidence that they---

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are descended from a common ancestor

Front

What is this an example of?

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Analogous structure

Front

Which of the following is an example of a vestigial structure? Options: the wings of a red-tailed hawk, the hind limbs of a house cat, the fins of sharks, the tailbone of a human

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the tailbone of a human

Front

Which is not evidence for evolution?

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All of these are evidence for evolution

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The appendix, which is not needed to survive, is considered to be a: Homologous Structure, Analagous Structure, Vestigial Structure, Homology

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Vestigial Structure

Front

Similarities in bone arrangements, like those in the picture, support the hypothesis that...

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these organisms share a common ancestor

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Study of embryos of various organisms to show a common ancestor because of similarities in development

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embryology

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Two organisms that are closely related would have

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very similar DNA sequence