Evolution Exam

Match the following groups to the picture that describes they type of evidence that leads to common ancestry.

• Biogeography

• A trace of an ancient organism that has been preserved in rock.

• Fossil

• Study of embryos. The early development the organisms look similar.

• Vestigial Structures

• Structures in different species that have the same bone structure / different function.

• Homologous Structures

• A structure that is present that no longer serves its original purpose.

• Embryology

• Study of the distribution of organisms around the world.

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Select the image that represents embryology.

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The evolution pattern favored by Eldridge and Gould. They believed in long periods of no changed followed by rapid burst of evolutionary change

• punctuated equilibrium

• divergent evolution

• convergent evolution

• gradualism

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The evolution pattern favored by Darwin. He believed evolution occurred in small changes over a long period of time. This is called ____

• punctuated equilibrium

• divergent evolution

• convergent evolution

• gradualism

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Select the image that represents gradualism.

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Select the image that represents homologous structures.

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Select the image that represents punctuated equilibrium.

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Select all the images that provide evidence for common ancestry.

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According to this image, which organism is LEAST closely related to the baboon? (HINT: differences are circled in red)

• Chimp

• Lemur

• Gorilla

• Human

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Comparing human hemoglobin of chimpanzees, horses, kangaroos, and chickens, reveal that humans have the fewest amino acid differences with 

• Kangaroos
• Horses
• chickens
• chimpanzees