adaptation Flashcards

1
Q

a trait or integrated suite of traits that increase the fitness of its possessor

A

adaptations

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2
Q

endeavors to demonstrate that various traits of organisms are needed adaptations are called the

A

adaptationist program

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3
Q

3 steps to the adaptationist program

A

1 observe or define a trait
2 determine use or usefulness of trait
3 demonstrate that individuals possessing trait have higher fitness

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4
Q

traditional explanation of oxpeckers and mammals was thought to be a co adaptation calle d

A

mutualism

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5
Q

a symbiotic relationship or interaction between 2 individuals (or different species) in which both partners benefit

A

mutualism

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6
Q

how did oxpeckers spend most of their time on the ox?

A

licking a licking blood from wounds
picking through ears
running bills through ox hair

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7
Q

the birds were not actually helpers to the mammals, but

A

pests

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8
Q

the traditional explanation of oxpeckers and large mammals living together in blissful mutuals is

A

incorrect

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9
Q

a caveat for adaption studies based on the oxpecker/mammal system

differences among populations or species are not always

A

adaptive

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10
Q

a caveat for adaption studies based on the oxpecker/mammal system

not every adaptation is driven by the same selective

A

pressure

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11
Q

a caveat for adaption studies based on the oxpecker/mammal system

adaptations are rarely, if ever

A

perfect

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