How do the following show an effect of genes on behavior?
Added by Stephanie K.
Step 1
Twin studies: Twin studies involve comparing the behavior of identical twins (who share 100% of their genes) and fraternal twins (who share only 50% of their genes). If identical twins are more similar in their behavior than fraternal twins, it suggests that genes Show more…
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Genes a. have no influence on behavior. b. influence only social behavior. c. affect only fixed behaviors. d. can affect fixed and learned behaviors.
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