Many factors determine whether genes are "turned on," including
A. Social influences.
B. biological influences.
C. cultural influences.
D. All of these are correct.
Answer: D
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A dog hears a tone followed by food until it consistently salivates to the tone. Then it gets both the tone and a light before food for additional trials. What will now evoke a strong conditioned response?
a. Only the light b. Only the tone c. Either the light or the tone d. Neither the light nor the tone
According to the World Health Organization, most of the countries of the world require death certificates
Indicate whether the statement is true or false
When identical twins are raised together in the same home, and they show different susceptibilities to a given psychological disorder, it indicates that:
a. environmental factors influence the expression of the disorder b. genetic factors have more influence than environmental factors in the disorder c. both genetics and environmental factors contribute equally to the disorder d. neither genetic factors nor environmental factors contribute to the disorder
Unipolar neurons have _________ leaving the cell body
a. one branch b. one axon and many dendrites c. two branches d. one dendrite and many axons