In nonhuman primates, the hormonally initiated period of sexual receptivity is
a. called sexual dimorphism.
b. called sexual reciprocity.
c. typical of males.
d. called estrus.
e. called adaptive radiation.
d
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Scientific researchers are attesting to the validity of much native knowledge about the use of plants as sources of all of the following except:
a. fuels. b. medicines. c. packaging material. d. oils.
Dating a site by the similarity of its animal fossils to those of another with a firm chronometric date is called
A) faunal correlation B) relative dating C) animal association D) fossil sequencing E) bone deposits
Match each error of cell division with its definition:
1. inversion 2. duplication 3. nondisjunction 4. deletion a chromosome pair fails to separate section of a chromosome is lost because of breakage section of a chromosome breaks and is reunited in a reverse order section of a chromosome is repeated
An egalitarian society
A. is a key attribute of states. B. must exist for a democratic state to emerge. C. lacks status distinctions except those based on age, gender, and individual talents or achievements. D. rarely experiences warfare and is therefore immune to the forces that inevitably lead to state formation. E. lacks status distinctions among its members.