Individuals who do not naturally produce the enzyme superoxide dismutase suffer from unusually high levels of __________
a. accumulated DNA damage
b. free radical action
c. pleiotropic gene effects
d. cholesterol
Correct Answer: b
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Small-scale societies are less politically integrated than large-scale ones
Indicate whether the statement is true or false.
The largest empire in the Americas, in terms of population and area under its control, was
A. the Aztec empire. B. the Sumerian empire. C. the Chimú empire. D. the Inca empire.
A child is diagnosed with Tay-Sachs disease. Both the father and mother are carriers (heterozygous for the disorder). Using the Punnett square, it can be estimated that the probability of them having a phenotypically normal child is:
A. 1/4 B. 2/4 C. 3/4 D. 4/4
Slavery is considered a form of unbalanced exchange
Indicate whether the statement is true or false.