The sympathetic nervous system would be responsible for responses during a stressful situation, such as presenting in public, and the parasympathetic nervous system would calm the body afterward.
Answer the following statement true (T) or false (F)
True
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The band of nerve fibers connecting the two halves of the brain is known as the ______
Fill in the blank with correct word
The study of stable changes in the expression of a particular gene that occur without changes in DNA base sequences is called
a. molecular biology. b. epigenetics. c. evolutionary psychology. d. behavioral genetics.
Why would humans form social groups rather than live in isolation?
A. Social groups produce greater genetic diversity. B. There are no evolutionary costs to forming social groups. C. Humans have large brains and high intelligence. D. Social groups provide benefits of mutual protection and assistance.
A researcher wants to test the effect of alcohol on driving performance. Participants first drive through an obstacle course before drinking any alcohol. The participants then drink 8 ounces of alcohol and drive the course again. After each trial, the number of traffic cones hit is recorded. The researcher finds that the number of traffic cones hit is greater before rather than after the participants drank the alcohol. Which of the following best accounts for the change in performance?
A. history effects B. instrument decay C. maturation effects D. testing effects