When stimulated by antigens, ___________ spring into action to help the body overcome foreign invaders.

Theresa works in a manufacturing plant where many of the male employees put up photographs of bikini-clad women in their work areas, and she is often groped by male employees. Her supervisor ignores her complaints, telling her to "take it as a compliment." This type of sexual harassment is known as:

A) chronic harassment. B) a hostile work environment. C) quid pro quo. D) an adverse work environment.

The term "gender" implies that characteristics of males and females may be due to ____

a. cultural and social beliefs b. biological and genetic factors c. physical and mental factors d. density and weight factors