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25.
Niacin is needed for:
A. a healthy nervous system and normal digestion
B. growth, bealthy skin, bones, and teeth
C. building the material that holds cells together, aiding in healing wounds and
resisting infection
D. healthy bones and sound teeth and it also helps the body absorb calcium and
phosphorous.


Sagot :

Answer:

A.  a healthy nervous system and normal digestion

Explanation:

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