Australia was colonized by Homo sapiens ________.
A. around 70,000 years ago
B. at the beginning of the Pleistocene
C. at the beginning of the Holocene
D. around 90,000 years ago
Answer: A
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H. erectus migration is attributed to __________
a. climatic changes b. migrating herd animals c. random movements of multiple hominin bands d. all of these
A. afarensis was sexually dimorphic, which means that __________.
A) their teeth were used for reproductive displays B) they lived in long-term pair bonds C) the males had larger body sizes than the females D) they had twin offspring, one male and one female
The dentition of Australopithecus afarensis is characterized by a:
A. small diastema between the upper canine and premolar B. canine that projects above the tooth row C. dental arcade that is intermediate in shape between that of modern humans and apes D. all of these
While the femur of a quadruped is straight, the femur of a biped is __________
a. curved b. angled inward to the knee c. reduced at the knee d. angled outward to the knee