Genetic mutations
a. have mostly beneficial effects.
b. usually increase the survivability of offspring.
c. rarely result in problems for the offspring.
d. are usually deleterious.
e. always confer selective advantages to the offspring.
Answer: d. are usually deleterious.
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In a study by Milgram, participants delivered a series of painful shocks to another person. Milgram designed the study to examine the effects of which of the following on participants' aggression?
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