Which of the following is the developing world’s most common cause of preventable brain damage and impaired psychomotor development?
a. vitamin a deficiency
b. iodine deficiency disorder
c. protein-energy malnutrition
d. iron deficiency disorder

Select the correct answer mike tells his teacher that he fears wetting his bed and feels that he should run away from home. what could be the probable cause of mike's fears? a mike could be throwing a tantrum. b. mike could be facing abuse from his parents. c. mike could be disobedient. d. mike could be neglected by his parents

Viral infections in plants ) can be controlled with antibioticsb) can spread within a plant via plasmodesmata c) have little effect on plant growthd) are not spread by animals

If scientists are trying to use what they know about hsv to devise a means of protecting other people from being infected, which of the following would have the best chance of lowering the number of new cases of infection? a) vaccinate of all persons with preexisting cases of hsvb) interfere with new viral replication in preexisting cases of hsvc) treat hsv lesions to shorten the breakoutd) educate people about avoiding sources of infection