Passage through the stages of infancy and the juvenile stage are defined with reference to __________
a. average weight
b. the appearance of permanent teeth
c. sexual maturity
d. all of these
Answer b
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Adding together men's and women's subsistence activities and their domestic work, men tend to work more hours than women do
Indicate whether the statement is true or false.
The language used most on the internet is ___________
Fill in the blank(s) with correct word
Don Crabtree's experimental flintknapping research
a. failed to discover any successful ways in which Folsom projectile points could be fluted in spite of decades of research; flintknappers today still don't understand how to produce a flute. b. discovered successful ways in which Folsom projectile points could be fluted, and stimulated additional research resulting in the discovery of more successful fluting methods. c. discovered the purpose of the flute in Folsom projectile points; fluting was part of a pre-hunting ritual designed to ensure hunting success. d. showed that the fluting of Folsom projectile points was actually a simple process that any minimally skilled flintknapper (by today's standards) could accomplish with relative ease. e. was reputedly faked and therefore not taken seriously by archaeologists.
Instinctive repulsion does not explain institutionalized incest
a. True b. False Indicate whether the statement is true or false