In males, what is the first noticeable change during puberty?
A) muscles become larger
B) testicles increase in size
C) voice deepens
D) sperm production begins
B) testicles increase in size
Psychology
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Equity and equality are two types of ____
a. reciprocities b. rules of law c. norms d. kin selection
Psychology
According to Hull, what four variables are crucial in accounting for the acquisition, maintenance, and extinction of learned responses?
a. habit strength, drive, stimulus intensity dynamism, and incentive b. reactive inhibition and conditioned inhibition c. individual differences, oscillation and consistency of learned response d. reinforcement value and reinforcement schedule
Psychology