___________ are two nutrients required in higher amounts during pregnancy due to their roles in the synthesis of red blood cells.
a. Protein and iron
b. Folate and vitamin B12
c. Calcium and vitamin A
d. Calcium and B6
e. Selenium and iron
Answer: B
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Which research design is among the most powerful tools in nutrition research because it shows the effects of treatments?
a. case study b. epidemiological study c. correlation study d. well-funded study e. intervention study
You are assessing your own diet. Which would be the most practical tool to use?
a. MyPlate b. EARs c. DVs d. Dietary Guidelines for Americans e. a body mass calculator
The human body can absorb some of the ________ that is synthesized by intestinal bacteria.
A. thiamin B. vitamin K C. riboflavin D. vitamin A
Over 2 percent of American adults follow a vegetarian diet
Indicate whether statement is true or false.