The bonobo differs from the chimpanzee in many ways, including the fact that:
A. bonobos mate face to face
B. sex is initiated by males only
C. bonobos have a very restricted time of sexual receptivity
D. all of these
A. bonobos mate face to face
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The principal criticism of nineteenth-century theories of "unilineal evolution" is that __________
A. they were ethnocentric, holding that Western society was superior to all others B. they relied too heavily upon biblical teachings C. they were based on inadequate knowledge of the fossil record D. they neglected the civilizations of ancient China and India
One of the most important sources of self-identity throughout human cultures is:
a. type of shelter used b. adherence to a social class conduct c. ability to speak early d. a personal name
Menarche is:
a. cessation of menstrual cycles. b. the period of lactation that occurs after a baby is born. c. the period of infertility a woman has after giving birth. d. first onset of the menstrual cycle. e. when a woman becomes infertile because of environmental stress.
The term ________ refers to languages that have descended from the same ancestral language.
A. sibling languages B. descendant languages C. brother languages D. protolanguages E. daughter languages