People are genetically programmed to make healthy food choices.
Indicate whether the statement is true or false
Q. 2All of the following are true regarding vitamins EXCEPT:
a. if adequate amounts are not consumed, deficiency diseases develop.
b. they are considered essential because the body cannot produce them.
c. eating at least one serving of fruit or vegetable a day prevents deficiencies.
d. they perform specific functions in the body.
Q. 3Attempts to improve one's diet often fail because the change being made is too extreme to be long-lasting or incorporates too many changes at once.
Indicate whether the statement is true or false
Q. 4Chemical substances that are missing an electron and are prone to oxidizing nearby atoms are called:
a. antioxidants.
b. provitamins.
c. free radicals.
d. precursors.
Q. 5Physical growth, health, and mental development can be affected by diet.
Indicate whether the statement is true or false
Q. 6Another name for a provitamin, a nutrient that can be converted into another nutrient, is:
a. coenzyme.
b. precursor.
c. predecessor.
d. antioxidant.
Q. 7The major cause of iron-deficiency anemia is the reduced absorption of iron caused by intestinal infection.
Indicate whether the statement is true or false
Q. 8All of the following vitamins are known to function as antioxidants EXCEPT:
a. biotin.
b. beta-carotene.
c. vitamin E.
d. vitamin C.
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