DNA methylation _____
a. modifies gene function in the fetus during late pregnancy
b. activates gene expression
c. is an abnormal part of development
d. is needed for cellular differentiation
e. is unaffected by nutritional intake
d
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What is the benefit of postpartum amenorrhea?
a. It stimulates milk production b. It conserves iron in the mother c. It stimulates the let-down reflex d. It stimulates the suckling reflex in the infant
Drugs that kill or slow the growth of bacteria are called
A) fungicides. B) herbicides. C) organophosphates. D) antibiotics.
Which of the following nutrition therapies has been reported as helpful in the treatment of seizure disorders?
a. Modify textures of solid foods and consistency of liquids. b. Provide 4 grams fat for each gram of protein and carbohydrate. c. Restrict saturated fat and supplement n-3 fatty acids. d. Limit protein intake during the day and increase at evening meal.
What kind of diet may result in a low incidence of COPD, as shown by prospective research studies?
A. a diet rich in red meat and potatoes B. a strict vegan diet C. a diet rich in fruits and vegetables D. a very low-carb diet E. a diet rich in saturated fat and insoluble fiber