The principles of natural selection and evolution were proposed by
A) Paul Broca.
B) René Descartes.
C) Sigmund Freud.
D) Johannes Müller.
E) Charles Darwin.
Answer: E
Rationale: Charles Darwin proposed the principles of natural selection and evolution.
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Which statement is TRUE regarding acquisition and extinction?
a. ?These terms apply to classical conditioning but not to operant conditioning. b. ?These terms apply to operant conditioning but not to classical conditioning. c. ?Acquisition applies to operant conditioning and extinction apples to classical conditioning. d. ?Both terms apply to both classical and operant conditioning.
A recent evaluation showed that by age 3, children in Early Head Start __________
A) demonstrated gains in cognitive and language development B) demonstrated an increase in aggression, but a decrease in stress levels C) experienced no gains in cognitive, social, emotional, or language development D) scored, on average, 15 points higher on IQ measures than children not enrolled
According to the article Old Folks at Home, concerning the ability of older people to perform household tasks, "squaring the pyramid" is a description of:
(a) the thought processes of the elderly (b) the financial status of old people in the population (c) the way elderly people become dependent upon family (d) population changes involving elderly people
A researcher who provides a certain treatment for one group and withholds treatment from a completely
comparable group is using the ________ research method. A) correlational B) experimental C) epidemiological D) case study