Boterio’s experimental design has four treatment conditions of the independent variable; thus he must plan for ______ number of possible orders for counterbalancing possible confounds.

Adoption studies provide a rich setting for discriminating between the contributions of genetics and environment on behavior. In such a study, which of the following would indicate an environmental influence on behavior?

A) An adoptive parent selects a child to adopt who is similar in temperament. B) An adopted child is more similar in behavior to a biological parent than to an adoptive parent. C) The adopted child and the adoptive parent are similar in a behavioral trait. D) An adoptee in a selective placement is similar in behavior to the adoptive parent.

The vulva comes in various sizes and shapes, and the color and quantity of pubic hair vary as well

Indicate whether the statement is true or false