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What did Darwin discover about plants from his phototropism experiments?
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How does the molecular clock work? a. it analyzes the brain functionality of two different species. b. it examines and compares the physical characteristics of two different species. c. it illustrates relationships between two different species. d. it compares the number of mutations that exist in the dna of two different species.
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The diagram shows a chicken embryo and a human embryo
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What did Darwin discover about plants from his phototropism experiments?...
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