Published:   20-Sep-2020

(a) Blackish stain
(b) Oily appearance
(c) Vitamin-E
(d) Vitamin-D
Answer: Vitamin-D
SSC | Subject : Biology | Chpater : Food, Nutrition and Digestion
Posted By :   Article Writer |

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Which is produced in human skin with the influence of ultra-violet ray of the sun?

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