The ultimate source of all biological variation is:
A. mutation
B. natural selection
C. genetic drift
D. nonrandom mating
A. mutation
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To investigate the question of whether matrilineal or patrilineal systems adapt better to changing conditions, which research method is most appropriate?
a. Cross-cultural comparisons b. Ethnology c. Controlled comparisons d. Unstructured interviews
Which of the following is an example of quantitative data?
a. relationships between members of households within a community b. descriptions of food gathering techniques c. sources of income d. information about how people trace their genealogical relationships
Finds at Koobi Fora do not include __________
a. KNM-ER 3733 b. fragmentary remains older than 1.8 million years ago c. Nariokotome Boy d. all of these were found at Koobi Fora
Within Hinduism, the caste into which one is born is believed to depend on the behavior of one's soul in previous incarnations
Indicate whether the statement is true or false