Your teenage daughter has not cleaned her room in a month. You go in and begin yelling at her to clean her room. She begins to clean up, and you stop yelling. Your daughter's cleaning behavior can be viewed as responding to

All of the following are true statements about cystic fibrosis (CF) EXCEPT

A. approximately one out of 25 Caucasians carry the gene that causes CF B. there is no cure for CF C. approval of the newest drug for CF occurred in the 1960s D. from a movement perspective, CF frequently causes shortness of breath and fatigue E. those with CF experience frequent pulmonary infections

Although many people say that pregnant women should be "eating for two," how many more calories should a pregnant woman eat each day?

a. 2,000 b. 1,000 c. 800 d. 300