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biology 120 > Lecture 14 > Flashcards

Lecture 14 Flashcards

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1
Q

Behavior includes both muscular and non muscular activity.. T or F

A

True

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2
Q

The study of behavior under natural conditions in known as ____.

A

Ethology

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3
Q

A critical period is associated with which type of behavior?

A

Imprinting

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4
Q

Altruism Basics

Basics : Actor is ____ and recipient is _______ .

A

Harmed and recipient is Benefited

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5
Q

Altruism Basics

It also acts on Hamilton’s law rB>C ( break down )

A

r= Relationship coefficient x Benefits of actions must be > than Cost .

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6
Q

Altruism Basics
Works to Increase ____ ( or the total effect a person has on passing their genes) by increasing kin selection ( or enhancing the reproductive success of _____.)

A

Inclusive Fitness, Relatives.

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7
Q

What behaviors contribute to the Evolution of Social Behavior

A

Altruism , Sexual Selection , Sociobiology

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8
Q

Sexual Selection

_____: how much time/energy put into offspring .

A

Parental investment

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9
Q

Sexual Selection
Typically : females : High investment of time/energy
Reproduction rates are low/stable
Due to High Parental Investment females are CHOOSY
_____ Choice .

A

INTERSEXUAL

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10
Q

Sexual Selection
Males: Low time investment of time/energy
Reproduction rate is High/variable
Low personal Investment leads to competition
______ Competition

A

INTRASEXUAL

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11
Q

Sexual selection leads to - 3

A

Sexual Dimorphism , Selections that oppose natural selection, and is required for MATING SUCCESS.

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12
Q

Sexual Selection

_____ = Sexual Dimorphism

A

More mates

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13
Q

One male many females =

A

Polygamous

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14
Q

One female many males =

A

Polyandrous

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15
Q

SOCIOBIOLOGY
Human Sociobiology : Sociobiology in general : Certain _____occurs because they express the _____ that have been selected for.

A

Behaviors, Genes

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16
Q

SOCIOBIOLOGY

When is sociobiology controversial ?

A

When applied to Humans.

17
Q

SOCIOBIOLOGY

Who studied sociology and happened to mention humans in his book?

A

E.O. Wilson

18
Q

SOCIOBIOLOGY
Study on Human Sociobiology
1-College aged women smelled mens shirts
2-Women on birth control did or didn’t have a preference.
3- Women on birth control did or didn’t have a preference for those that had different or similar loci at genes that coded for the MHC complex. (some studies inconclusive, however married couples tend to have more dissimilar MHC complexes.

A

2- Didn’t

3- did / different

biology 120 (7 decks)

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