Question

What do you mean by deficiency dieses and how can it be preven

Answer 1

Explanation:

any type of protein or vitamin insufficient to our body causes it's deficiency

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Answer 2

Answer:

deficiency disease occurs when requirement of certain vitamin, mineral etc is comprised and body is unable to function.

Explanation:

for eg if we take less vitamin A thru food there will be a deficiency of retinol in body ( retinal and retinol are major constituent of cell in eyes) which will lead to night blindness