Chapter 22 Flashcards

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0
Q

Catastrophism

A

Principle that events in the occurred suddenly that don’t usually happen today

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1
Q

Fossils

A

Traces of organisms that Darwin used to see common ancestry

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2
Q

Uniformitarianism

A

Mechanisms of change are constant over time

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3
Q

Natural selection

A

Individuals that have certain inherited traits tend to survive and reproduce at higher rates because of those traits

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4
Q

Artificial Selection

A

Selecting and breeding individuals that posses a desired trait

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5
Q

Homology

A

Resulting from a common ancestor

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6
Q

Homologous Structures

A

Anatomical resemblance that show a structural theme with variations which point to a common ancestor

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7
Q

Vestigial Structures

A

Remnants of features that served important functions in the organism’s ancestors

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8
Q

Convergent evolution

A

Independent evolution of similar features in different lineages

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9
Q

Analogus

A

Similar function but not common ancestry ( convergent evolution)

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10
Q

Biogeography

A

Geographic distribution of a species affected by continental drift

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11
Q

Endemic species

A

Found nowhere else in the world

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