When did the first mammals appear?
a. about 40 million years ago
b. approximately 65 million years ago
c. over 500 million years ago
d. over 200 million years ago
d
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Key features of the skull used to show evolutionary changes between Australopithecus and early Homo include a rounded cranial vault, small supraorbital torus, and _____________
a. long canines b. a prognathic face c. a parabolic dental arcade d. shorter stature
A disease is defined as a(n)
A. health problem as it is experienced by the affected individual. B. artificial product of biomedicine. C. consequence of foraging. D. unnatural state of health. E. scientifically identified health threat.
Dental caries are of no use in differentiating between agriculturalists and hunter-gatherer populations
Indicate whether the statement is true or false
One potential problem with the Lovejoy model is that __________
a. it is well established that early hominins were not monogamous b. it is not possible for males to know exactly when females are fertile c. sexual dimorphism suggests that early hominins may not have been monogamous d. early hominins may have reproduced too slowly for the model to work