Evidence of Evolution
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by Michael Bailey
| 56 Questions
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Give two similarities between each of the skulls that might lead to the conclusion that these are all related species.
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What is the biggest change in skull anatomy that occurred from the dawn horse to the modern horse?
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What is the biggest change in leg anatomy that occurred from the dawn horse to the modern horse?
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Describe how the embryo changed from earliest stage to the latest stage.
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Describe how the embryo changed from earliest stage to the latest stage.
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Describe how the embryo changed from earliest stage to the latest stage.
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Describe how the embryo changed from earliest stage to the latest stage.
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Describe how the embryo changed from earliest stage to the latest stage.
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Describe how the embryo changed from earliest stage to the latest stage.
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Look again at the six embryos in their earliest stages. Describe the patterns you see. What physical similarities exist between each of the embryos
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Does this suggest an evolutionary relationship? Explain how.these embryos can be used as evidence of a common ancestor between each of these six organisms.
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Complete this page on paper to submit.
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What type of movement is the limb in the pictures that you color-coded do?
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What type of movement is the limb in the pictures that you color-coded do?
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What type of movement is the limb in the pictures that you color-coded do?
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What type of movement is the limb in the pictures that you color-coded do?
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What type of movement is the limb in the pictures that you color-coded do?
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Compare the structures and functions of the limbs of each of the listed animals to that of the human.

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What is the function of each of these structures?
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How are they different in form? Give specific differences.
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What is the biggest, most obvious difference between the body structure of these two fish?
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Assume the two fish came from the same original ancestor. Why might the cave fish have evolved without eyesight
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What kind of sensory adaptation would you hypothesize the cave fish has to allow it to navigate in a cave, including catching and eating food?
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Give an example of a homologous structure from this activity:
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Give an example of an analogous structure from this activity:
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Give an example of a vestigial structure from this activity:
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Possible function?
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Possible function?
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Possible function?
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Possible function?
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Possible function?
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Possible function?
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How are vestigial structures an example of evidence of evolution?
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Number of Amino Acid Differences Compared to Human Cytochrome C
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Number of Amino Acid Differences Compared to Human Cytochrome C
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Number of Amino Acid Differences Compared to Human Cytochrome C
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Number of Amino Acid Differences Compared to Human Cytochrome C
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Number of Amino Acid Differences Compared to Human Cytochrome C
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Number of Amino Acid Differences Compared to Human Cytochrome C
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Number of Amino Acid Differences Compared to Human Cytochrome C
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Number of Amino Acid Differences Compared to Human Cytochrome C
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Based on the Cytochrome C data, which organism is most closely related to humans?
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Do any of the organisms have the same number of differences from human Cytochrome C? In situations like this, how would you decide which is more closely related to humans?
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Charles Darwin published his book On the Origin of Species in 1859. Of the different types of evidence that you have examined, which do you think he relied upon the most, and why?
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Given the amount of research and evidence available on evolution, why is it classified as a theory?
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