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Author Question: In a study of over 1,500 pairs of twins, Bailey et al. found A) a markedly high concordance rate ... (Read 84 times)

student77

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on: Jun 22, 2018
In a study of over 1,500 pairs of twins, Bailey et al. found
 
  A) a markedly high concordance rate for same-sex fraternal twin pairs.
  B) strong evidence of a genetic component to sexual orientation in some individuals.
  C) weak evidence, at best, of a genetic component to sexual orientation.
  D) a markedly low concordance rate for nontwin siblings.

Question 2

When identical twins are more likely to have an attribute in common than same-sex fraternal twins, we can conclude that _________
 
  A) the common attribute has at least some genetic basis.
  B) the common attribute has no genetic basis.
  C) there is a low concordance between the twins.
  D) the attribute is primarily determined by social factors.


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zenzy

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Reply #1 on: Jun 22, 2018
Answer to Question 1

B

Answer to Question 2

A


student77

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Reply 2 on: Jun 22, 2018
Great answer, keep it coming :)

Dinolord

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Reply 3 on: Yesterday
Excellent

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