Which of the following is a controllable risk factor of infectious diseases? a. drug abuse b. pollution c. air d. heredity

Vitamin d is unique in that it has a site of synthesis that is different from the location of action, so it is considered to be a click the answer you think is right. enzyme. lipase. nonessential nutrient. hormone?

Amino acids are important to the body because they build carbohydrates proteins complex carbohydrates simple sugars fats

Define and describe the different types of risk factors