Human Life Cycle and Reproduction

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Boys become _____ before they have the physical appearance of men

fertile

Growth of female ______ continues after adolescent growth spurt, and is not mature until the age of _____

pelvis, 18

Adolescence is after the onset of _____ but before ______ maturity

puberty, maturity

During adolescence _____ maturity occurs

sexual

During the juvenile phase growth is ______

slow

Ancient society conditions are best reconstructed through _____, ______-______ groups

small, kin-related

Dobe !Kung San interbirth interval is _____ and they have a max of _____-_____ children

4, 5-7

Childhood is between ____ and ___ years

3, 7

Number of children per women is influenced by:

1) age at menarche 2) age at menopause 3) interbirth interval

Humans have two addition life phases:

1) childhood (between infancy and juvenile) 2) adolescence (between juvenile and maturity)

Four problems with using contemporary societies as models for human EEA:

1) live in economically marginal areas 2) fewer predators today 3) language and intellect has evolved 4) modern tools

With every older brother the chance of homosexuality increases by

1/3

Full reproductive maturity occurs ____ years after menarche

5

Male parenting effort adoption researcher

Anderson

Three researchers for mate preference

Schmitt- university students and partners Haselton and Buss- sexual intent and commitment

The ______ ____ _____ may be unique to Homo sapiens

adolescent growth spurt

Infancy is from _____ to ______

birth, weaning (0-3yrs)

Adolescence is followed by a ____ _____ not seen in other primates

growth spurt

Female adolescence includes a period of

infertility

Most mammals progress to adulthood without

intervening stages

Social animals also have a ________ phase between weaning and sexual maturity

juvenile

EEA is the _______, ______, and _______ conditions under which human evolved

social, ecological, technological


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