Approximately _____ of children get their immunizations on time

Which of the following effects has been observed in genetic girls who have excess androgens when they are embryos?

a. Greater tendency to act like a "tomboy." b. Playing in ways more typical of other girls than boys. c. Being less physically aggressive than other girls. d. Having conflicting feelings about their gender identification as girls.

Ann is conducting a study about genes and their relation to height. She thinks genes are important when it comes to height, but she also thinks that nutrition may play a part. If this is true, nutrition would be a ____________ in her study

a. reverse-causality b. random variable c. third-variable d. dependent variable