Which one of the following essential minerals is important in tooth development a. potassium b. magnesium c. iron d. phosphorus

What behavior of an expectant mother is unhealthy for the fetus

Christopher came down with chicken pox after spending time in his child’s day care. the chicken pox represents what link in the chain of transmission in this scenario?

Which of the following is a way to prevent poisoning? a. avoid the overuse of bleach and disinfectant. b. keep carbon monoxide detectors away from the kitchen. c. follow medicine prescriptions properly. d.