To help him explain the variety of species he observed during exploration of the Galápagos Islands, Charles Darwin suggested the process of
a. bipedalism.
b. encephalization.
c. natural selection.
d. behavior genetics.
Answer: c. natural selection.
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According to early beliefs, what would characterize an individual with an excess of phlegm?
A. Calmness B. Schizophrenia C. Irritability D. Cheerfulness
Which of the following topics would be most likely studied by a social psychologist?
A. stereotypes, persuasion, and attitudes B. systematic desensitization, UCR, dieting, and superego C. unconditional positive regard, and hypnotic amnesia D. formal operations, Korsakoff's syndrome, and fight-or-flight response
In the U.S., the average life expectancy at birth for European Americans and African Americans is now equal
a. True b. False Indicate whether the statement is true or false
The between-groups degrees of freedom is the between-groups mean square divided by the within-groups mean square.
Answer the following statement true (T) or false (F)