Encephalization quotient (EQ) refers to:
A. the rate of heart beat.
B. the activity of the brain.
C. the ratio of brain size to body size.
D. the ratio of arm size to leg size in mammals.
Answer: C
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Northern Tanzania and the Afar region of Ethiopia have yielded some of the most famous and informative glimpses into hominin evolution. Which of the following statements about fossil finds in these areas is FALSE?
A. The fossils from both Laetoli and Hadar, although clearly hominin, were similar in many ways to chimps and gorillas. B. Although the fossils from these two regions were deposited half a million years apart, their many resemblances justify including them all as part of the same species, Homo habilis. C. The Laetoli site in northern Tanzania yielded a series of fossilized footprints. D. The fossils from both Laetoli and Hadar are representative of Au. afarensis. E. Lucy, a tiny hominin female who lived around 3 m.y.a., was found in the Hadar site in the Afar region of Ethiopia.
Which of the following is NOT a hominoid?
A. siamang B. orangutan C. lemur D. Homo sapiens E. gibbon
Adaptation is the outcome of _______________
Fill in the blank(s) with correct word
Adaptation is
a. seen only in nonhuman animals. b. the same as acclimatization. c. always temporary. d. a genetic adjustment to environmental conditions. e. a birth defect.