Adolescents generally experience fewer problems in schools with:

A mismatch between an individual's 24-hour sleep cycle and his 24-hour life demands is known as __________ rhythm sleep disorder

Answer:

Because Suzanne is pregnant, she drinks only one glass of wine a day and smokes fewer cigarettes than previously. She should be told that

this will definitely cause serious damage. she is taking appropriate precautions. only her smoking may represent a risk. each drug might intensify the effects of the other.