Research on extraversion introversion has found A. consistent ...

[tichca]

Research on extraversion introversion has found
 
  A. consistent evidence for a genetic component to extraversion introversion.
  B. some evidence for a genetic component to extraversion introversion, but a significant amount of research that disputes this.
  C. almost no evidence for a genetic component to extraversion introversion.
  D. consistent evidence arguing against a genetic component to extraversion introversion.

Question 2

One reason twin studies produce higher estimates of heritability than some other methods may be that the twin studies
 
  A. capturenonadditive effects of genetics.
  B. often incorrectly classify dizygotic and monozygotic twins.
  C. are based on small samples.
  D. overlook gender differences.

[Chou]

Answer to Question 1

A

Answer to Question 2

A

[tichca]

Gracias!

[blakcmamba]

Thanks for the timely response, appreciate it