The physiological mechanisms of an organism that give rise to certain behaviors
a. can be said to have purpose.
b. can be understood in terms of whether the behaviors produce useful functions.
c. are thought to be different from species to species.
d. are not subject to evolutionary principles.
e. are present at birth and do not require environmental stimulation for complete expression.
Answer: b. can be understood in terms of whether the behaviors produce useful functions.
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What will be an ideal response?
Despite the changes to families described in the text, mothers still play a significant role in the lives of children. Contrast the role of mothers in families today.
What will be an ideal response?