Charles Darwin’s theory of evolution emphasized ________ and ________
A) the normative approach; survival of the fittest
B) noble savages; physical maturation
C) the tabula rasa; natural selection
D) natural selection; survival of the fittest
Answer: D
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Correlational designs allow for:
a. determining causation. b. cause and effect relationships. c. determining how the independent variable affects the dependent variable. d. confirming predictions.
What are some of the major fertility problems for males and females? What are possible causes of these problems?
What will be an ideal response?
The likely cause of hunger is
a. a rise in metabolic rate. b. an empty stomach. c. contraction of the muscles of the stomach. d. depletion of the body's store of nutrients. e. extraneous effects of the circadian rhythm.
Irene Pepperberg worked with an African gray parrot named Alex. Her research revealed that:
a. Alex was capable of addition, subtraction, multiplication, and division problems, showing an innate understanding of numbers. b. Alex was able to make requests and to answer simple questions about objects. c. Alex's linguistic abilities were limited to the "parroting" of phrases that he heard Irene speak. d. Alex showed no evidence of cognitive abilities, which isn't surprising given his brain was the size of a walnut.