Attractive Characteristics Evolve Through Sexual Selection Flashcards

1
Q

What is natural selection?

A

the process where characteristics that make an individual more likely to reproduce and pass on their genes

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2
Q

who came up with natural selection

A

Charles Darwin

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3
Q

Name one of the processes of natural selection

A

Sexual selection

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4
Q

Within a species there are certain…

A

characteristics that make an individual more likely to find a partner

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5
Q

What kind of characteristics do people look for?

A

Being physically attractive and fertility

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6
Q

What do these characteristics do for the individual?

A

It gives them a reproductive advantage

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7
Q

Because of this advantage, what happens to these characteristics?

A

the genes become more prominent through generations

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8
Q

How many types of sexual selection are there?

A

two

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9
Q

what are the types of sexual selection?

A

Intra-sexual selection

Inter-sexual selection

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10
Q

Intra-sexual selection

A

takes place when males compete (often aggressively) and the winner is rewarded with the female

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11
Q

Inter-sexual selection

A

takes place when males compete for the attention of a female

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12
Q

What is the female’s role in intra-sexual selection?

A

the female is passive in this process

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13
Q

What is the female’s role in inter-sexual selection?

A

the female plays an active role, choosing her own mate

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