Human mate retentio Flashcards
sexual selection:
selecting against traits which reduce chance of reproducing
intasexual selectio
competition for mates within the same sex
R strategy
make as many offspring as possible with little parental investement
intersexual selection
traits appealing to opposite sex
name of strategy with maximum parental investment with few offspring:
K strategy
which stategy increased survival rate?
K stategy
characteritics of R strategy:
early maturity
unstable environment
small size of organism
each individual reproduces once
some offspring live longer than others
characteritics of K strategy:
late maturity
stable environment
large size of organism
can reproduce more than once
factors affecting mate finding:
geographical location
socioeconomic status
educational background
ethnicity
age
attidues/ interests
religion
three levels of preference:
shared by most individuals
vary according to sex
vary amongst individuals
what % of couples are the same fath?
79.4%
females harbour more reproductive cost than men in terms of..
time
energy
resources
female sexual selection directed to which characteristics?
food and shelter sharing
provision of territory and protector
female sexual selection directed to which characteristics?
food and shelter sharing
provision of territory and protector
advantages conferred to women from relationship:
material
genetic reproductive
resource advantage for offspring
why do men look for signs of youth in women?
reproductive ability of woman age related
residual reproductive value
the expected amount of reproductive output remaining in an individual’s life
purpose of eye makeup in making look younger:
darl makeup maes scleara look more white
indicator of youth