Author Question: Is an estimate of the proportion of trait variability within a population that is determined by ... (Read 70 times)

maychende · **on:** Jun 22, 2018

is an estimate of the proportion of trait variability within a population that is determined by differences in genetic inheritance.

A) The inheritance ratio
B) The heritability ratio
C) The behaviorally genetic percentage
D) The genetic coefficient

Question 2

According to the text, mismatched expectations about marriage roles are especially likely among today's husbands and wives because

A) gender roles are changing rapidly.
B) people are getting married at a younger age today.
C) in childhood, boys and girls get different messages about marriage.
D) of the abundance of unhealthy marriages portrayed in the mass media.