If the target population of a study is teenagers with a high risk of pregnancy, key informants would include ____
a. teenagers having unprotected sex
b. adults of the community
c. teenagers who work in peer education programs
d. school administrators
c
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The phenomenon that explains why identical twins may differ in certain ways is most appropriately called
A. a mutation. B. epigenetic variation. C. sequential variation. D. transcriptional variation.
A swollen or puffy face, broken blood vessels in the eyes, and a sore throat and hoarse voice are all signs of
A. bulimia nervosa. B. anorexia nervosa. C. binge-eating disorder. D. night eating syndrome.
People with type 2 diabetes should not consume sugar or complex carbohydrates
Indicate whether the statement is true or false
Which of the following statements is true?
A. Most foods contain more than one nutrient. B. Strawberries are an energy-dense food. C. Nutrition experts classify sugary foods as "junk" foods. D. Milk, bananas, and soybeans are among the few nutritionally perfect foods for humans.