ddsc8421 ddsc8421

24-11-2018
Health

contestada

1. Which vitamin can be synthesized in significant amounts by humans and, therefore, may NOT be essential?
A. carotenoids
B. retinoids
C. vitamin K
D. vitamin D
E. vitamin E

Respuesta :

alihelms20 alihelms20

24-11-2018

The answer is D. vitamin D

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