Of the following features belonging to Au. afarensis, which is evidence of its adaptation to bipedal locomotion?
A. the position of its foramen magnum underneath the skull
B. the development of an opposable thumb
C. the presence of crude stone tools
D. its cranial capacity
E. its relatively large grinding surfaces on the back teeth, compared to earlier primate fossils
Answer: A
You might also like to view...
Ethnocentrism is the belief that one’s own culture is superior to another
a. True b. False
Which of the following does NOT contribute to menopause?
a. a finite number of eggs b. atresia c. age d. the secular trend in growth
Functionalist explanations of social stratification emphasize __________
a. inherent biological differences in the abilities of people b. a system of rewards for the more capable who serve in roles that benefit society as a whole c. the use of force by elites against lower social group d. the use of rituals(ANALZYE;
Jane Goodall revolutionized the study of non-human primates by__________
a. spending long periods of time in the field b. conducting hormonal studies using hormones extracted from feces and urine c. capturing and studying primates in the lab d. performing genetic analysis on primate populations