In his article, Lee claims that when he studied them in the 1960s, !Kung
a. ate all of the edible plants and animals found in their environment.
b. lived in camps, each of which had a defended territory.
c. enjoyed a large amount of leisure time.
d. had to move every few days in search of scarce foodstuffs.
Correct Answer: c
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Why did Teotihuacan include residents with foreign affiliation?
a. to use as slaves b. to rely on for military protection c. to consult in spiritual matters d. to expand the trade network
The study of sickle-cell anemia and its relation to malarial environments demonstrates that
A. homozygotes lack the capacity to digest lactose. B. a maladaptive allele may be preserved if it provides an advantage. C. selection removes recessive alleles from the gene pool faster than it does dominant alleles. D. heterozygotes are not as selectively fit as are dominant homozygotes. E. natural selection improves a gene pool by wiping out deleterious alleles.
Homo habilis
A) was first discovered by Jonathan Leakey B) was found near Paranthropus boisei in Bed I at Olduvai Gorge C) is found in both South and East Africa D) is dated to around 2.0 to 1.6 million years ago E) all of the above
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What will be an ideal response?