Retinal, retinol, and retinoic acid are all forms of
A. vitamin A.
B. vitamin E.
C. vitamin K.
D. vitamin D.
Answer: A
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Briefly describe how genetic engineering differs from traditional selective breeding.
What will be an ideal response?
Like many nutrients, adequate iron intake is important during pregnancy. Discuss the potential harm that can develop due to iron deficiency to both the mother and the fetus. Are there any concerns about iron overconsumption? If so, what are they?
What will be an ideal response?
Adequate consumption of _____ before and early in pregnancy significantly reduces the incidence of neural tube defects
a. folic acid b. vitamin A c. thiamin d. vitamin C e. vitamin E
How could a city official change the built environment in his town to help promote the healthy weight status of its residents?
a. invite a fitness center chain to open a franchise within town limits b. add bike lanes to busy roads c. limit the height of new buildings d. prevent homes and businesses from being built close together e. build more convenience stores that sell ready-to-eat prepackaged foods