What is the concordance rate of homosexuality in identical twins?

A) 10–20%
B) 30–40%
C) 50–60%
D) 70–80%


C

Psychology

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In the context of the experimental research by Neal E. Miller, which of the following types of conflicts is the most complex?

A) The multiple approach-avoidance conflict B) The approach-avoidance conflict C) The approach-approach conflict D) The avoidance-avoidance conflict

Psychology

About ____ of the children in the United States attain IQ scores in the 90 to 110 range

a. one-tenth c. one-third b. one-quarter d. one-half

Psychology

When under stress ______ secrete oxytocin

a. neither males nor females c. females but not males b. males but not females d. both males and females

Psychology

What type of correlation occurs when one variable increases while the other variable decreases?

a. positive correlation b. negative correlation c. no correlation d. multiple correlation

Psychology