A researcher believes that boys are more aggressive than girls. He goes to a playground to watch children play and finds support for his viewpoint. This researcher's data collection may be subject to

Jeannie is eight months pregnant with her first child. She has little use for traditional gender roles and plans for her son or daughter not to view the world in gender-related terms

What can you tell Jeannie about some things that she can do to help achieve her goal and about the influence of other factors in the development of gender stereotypes? What will be an ideal response?

__________ may heighten the effects of a high-fat diet

A) Sex hormones B) Over-the-counter medications C) Free radicals D) Low body weight