All 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.
Question 2
Attempts 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
Apparent and True Orbits of Alpha Centauri.
True-color view of Mars seen through NASA's Hubble Space Telescope in 1999
Essential Vitamins
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