Which of the following statements is true of the ratchet effect?
a) It refers to the idea that humans continually improve on improvements, that they do not go backward or revert to a previous state.
b) It is a set of basic psychological skills and abilities that people can use to meet their needs.
c) It is a psychological process that is found to be applicable for humans only after the beginning of civilization.
d) It is the process of learning about and being indoctrinated into a culture.
a
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A technique that permits scientists to pinpoint the location of specific brain areas using coordinates is called
A) phrenology. B) the stereotaxic method. C) functional imaging. D) magnetoencephalography.
The "smell center" in the brain is the ______
a. olfactory bulb c. thalamus b. olfactory epithelium d. vomeronasal organ