Author Question: Recent estimates of the percentage of IQ variance associated with genetic factors range from ... (Read 52 times)

Chelseaamend

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Recent estimates of the percentage of IQ variance associated with genetic factors range from approximately __________.
 
  a. 10-30
  b. 0-5
  c. 50-80
  d. 85-100

Question 2

ALL BUT WHICH of the following circumstances would suggest a significant genetic influence in the appearance of a characteristic like intelligence?
 
  a. A twin study finds higher concordance rates for MZ twin pairs than for DZ twin pairs.
  b. A twin study finds similar concordance rates for MZ twins reared together and MZ twins reared apart.
  c. A twin study finds similar concordance rates for DZ twins reared together and DZ twins reared apart.
  d. All of the above suggest a significant genetic influence.



blakeserpa

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Answer to Question 1

C

Answer to Question 2

D



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