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10 Cards in this Set
- Front
- Back
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Which of the following is most responsible for freeing vertebrates from dependence on watery habitats?
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shelled, amniote eggs
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In fishes ancestral to land vertebrates, pouches in the gut wall developed into
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lungs
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Which event during the Devonian period probably favored the transition of vertebrates to a land existence?
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evolution of insects, which provided a food source
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Fossils are key pieces of information to evolutionary biology because
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they are physical evidence of changes that have occurred in the past, and they can be organized chronologically by radiometric dating to show their place in time
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Which of the following statements most accurately describes the importance of the first Archaeopteryx fossil?
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The fossil demonstrated features of both birds and reptiles, providing a link between these possibly related lineages
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Birds differ from more primitive vertebrates by
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the ability to maintain a constant body temperature
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Amphibians most likely evolved from
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lobe-finned fish
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Compared to earlier hominids, Homo sapiens had
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all of these
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The most primitive vertebrates are members of the group of
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jawless fishes
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Which group is most closely related phylogenetically to the first vertebrates?
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tunicates
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