Because of variation in stature and body shape, there is substantial variation in the size of the cranium in humans, with normal size for a fully functional brain ranging from about:
A. 900 to about 1600 cc.
B. 1200 to about 2000 cc.
C. 1000 to about 2000 cc.
D. 850 to about 1500 cc.
Answer: C
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The Hadar region is located in:
A. Tanzania. B. West Africa. C. Ethiopia. D. the Near East.
What is the difference between animal husbandry and pastoralism?
A) Pastoralists feed their herds on natural pasture, while people engaged in animal husbandry provide special food to their herds. B) Pastoralism allows for many more animals to be kept in a small space than does animal husbandry. C) Pastoralism is associated with intensive agriculture, but animal husbandry is not. D) Pastoralists eat their animals, while animal husbandry includes raising animals for milk or wool.
DNA is important for protein synthesis because it
a. is the biological code for the production of hormones and enzymes. b. serves as a template to which amino acids are attached in protein production. c. provides the code to produce proteins. d. has the code required for protein synthesis.
Culture has become an unintentional transformer of the environment
a. True b. False Indicate whether the statement is true or false