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36 Cards in this Set
- Front
- Back
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Parental Investment and Sexual Selection Theory
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explains that what defines biological sex is simply the size of the sex cells,( reproductive cells called gametes)
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how would you describe a male gametes?
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small w great mobility and produce millions of sperm (12 million per hr)
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how would you describe a female gametes?
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are large, a lifetime's supply (400 ova)
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Female parental investments
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gestation
energy consuming lactation fertilization |
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how long does gestation last?
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internal 9 months
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how long does energy-consuming last?
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9 months and after
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how long does lactation last?
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4 years while burning 1800 calories
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the female is choosier than the male because?
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the sex that invest more in offspring will be more selective about mating & the choosier she is the more attractive
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What are some long term preference females have?
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*social status
* promising career *education * professional degrees *physical protection *health *altruism/generosity *good sense of humor |
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Preference for high social status
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*better food (evolutionary
perspective) *abundant territory *superior health care *better nourishment for children |
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why a preference for older men?
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access to resources (income increases with age)
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Why preference for a mate with ambition?
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shows hard work and dedication
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Preference for Dependability and Stability
What is the problem with it? |
*emotional maturity
problem: Men who lack in this area are self centered and ,monopolize resources |
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Preference for height and Athletic
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women prefer tall men at least 3 inches taller
* tallness is linked to status income symmetric features good health |
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Love preference
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willingless to commit
giving up romantic links to others talking of merriage desire to have children fidelity |
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commitment preference
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buying expensive gifts
emotional support channeling time an effort to the partner |
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what are the signals in brain that show love?
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caudate nucleus and the ventral tagmental area
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Preference to willingness to invest in children
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men sometimes seek sexual variety
men evaluate the likelihood they are they are the actual genetic father of a child and tend to withhold investement |
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preference for similarity
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leads to emotional bonding
cooperation communication mating happiness lower risk of breakup survival of children shared values political orientations worldviews intellectual level |
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what is mate copying?
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women prefer men who date attractive women
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additional preferences kindness, humor, incest avoidance, & voice
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altruism and generosity
abundant resources good parenting skills incest avoidance deep voice |
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What does a deep voice indicate?
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sexual maturity
a larger body good genetic quality dominance all of the above |
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what are the temporal context of mate preferences?
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career oriented
college graduate devoted to you fond of children kind understanding responsible cooperative |
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what do men do now when competing for females?
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flash money
drive expensive cars brag about compliments that are work related |
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what are some of the mechanisms for getting rid of toxins?
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gagging, spitting, vomiting, coughing, sneezing, diarrhea, and pregnancy sickness
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what is the mechanism for avoiding the consumption of toxic food?
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the emotion of disgust
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What are some of the things that plague our ancestors?
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food shortages, toxins, predators, parasites, diseases, and extreme climates
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why do people use spices?
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to kill off food-borne bacteria
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where did our taste for alcohol originate from?
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it originated from eating ripe food since it contains low levels of ethanol.
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what is the hunting hypothesis?
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men hunt thus making their in spatial tasks, such as rotation of objects, navigation, and map reading.
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what is the gathering hypothesis?
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women gather for foods and making sure to pick the right kinds of food, thus making them better at spatial location memory
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What are some of the most important survival problems.
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the finding of food and finding a place to live
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what are the six behavioral responses for fear inducing stress?
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freeze, flight , fight, submit, fright, and faint
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what are the most common human evolved fears?
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snakes, spiders, heights, strangers, open spaces, small animals, hypochondriasis, separation anxiety, panic, blood
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what is the children anti predator adaptation?
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children as young as three understand about predator and know that death is irreversible,
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combating disease
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fever- is a natural defense against disease
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