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Evidence for Common Ancestry Scavenger Hunt
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All plants have structures in their cells called _______________________, which harness energy from sunlight.
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Plants are more closely related to animals than bacteria.
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The oldest land plant fossils are about ________ million years old.
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Plants from long ago were much smaller than modern plants.
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Flowering plants appeared about _________ million years ago.
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________________ and _____________________ have only one body opening. All other animals have two.
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Cnidaria (jellyfish) and echinoderms (starfish) both have __________________ symmetry.
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Tunicates have shared ancestry with vertebrates. We know this because their larvae have a rigid structure, called a __________________, running along their backs.
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Based on the fossil record, scientists believe that fish fins gradually changed over time to become amphibian legs.
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Living birds are the descendants of _______________________ .
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