Jonas Salk developed the first polio vaccine. When he accepted the Nobel Prize, he said, "The greatest reward for serving others is the opportunity to do further service.". Salk's statement suggests that his efforts were motivated by

a. fame gained from research.
b. the power to control production of a valuable substance.
c. curiosity to answer scientific questions.
d. altruism.

D

Psychology

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The sex of a baby is determined by whether

What will be an ideal response?

Psychology

What does the research evidence suggest about the relationship between hypnosis and sleep states?

A) When people are hypnotized, it is like they are in effect dreaming in REM sleep. B) When people are hypnotized, it is like they are in effect in deep stages 3 and 4 sleep. C) When people are hypnotized, it is like they are in effect dreaming within stage 1 and REM sleep. D) When people are hypnotized, it is a state that is entirely different from sleep.

Psychology