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How Humans Evolved Study Set 1

Biology

Quiz 1 :

Adaptation by Natural Selection

Quiz 1 :

Adaptation by Natural Selection

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For natural selection to occur, variation must exist. This is true because without variation
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A

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Which of the following is an example of stabilizing selection on size?
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D

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Which of the following postulates makes up Darwin's theory of adaptation?
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D

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Charles Darwin is known for his revolutionary argument that
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Adaptations are defined as the components of an individual organism that
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Natural selection usually acts upon and produces adaptations at the level of the
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Influential nineteenth-century scientists like Charles Darwin concluded that the complex adaptations we see in plants and animals are problematic and require a special explanation because
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During 1976 on the Galápagos Island of Daphne Major, Peter and Rosemary Grant found evidence of natural selection by adaptation when they observed that
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Charles Darwin, when developing his theory of adaptation by natural selection, incorporated the observation that
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While on the Galápagos, Darwin observed variation among finches. These observations
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After a drought, a scientist collects dead birds and finds that most of the individuals that did not survive to adulthood have either small or large beaks. Given this pattern, how do you expect selection is likely acting on the population?
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A key observation that Charles Darwin incorporated into his theory of adaptation by natural selection was that
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Even though natural selection was named after the artificial selection that plant and animal breeders use, it really refers to the
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When the Daphne Major finches reach a point where the costs of having a beak larger than average size outweigh the benefits, beak size will begin to stay the same, and the population will achieve a(n) ________ state.
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Why did natural selection act on the medium ground finch on Daphne Major?
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What is the significance of the human eye in the history of research on evolution?
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Which of the following is an example of directional selection on size?
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Darwin originally went to school to become a ________ but ended up at ________ and after graduation studied ________.
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If a population is in stasis, then
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Species are populations of
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