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Which of the following is present in Vitamin B12 ?

Which of the following is present in Vitamin B12 ? 

(A) Cobalt 

(B) Magnesium 

(C) Iron 

(D) Nickel

Monjur Alahi
Monjur Alahi
4 views
2025-01-04 04:42

1 Answers

Salim Ahmed Kawsar
Salim Ahmed Kawsar

Correct answer is (A) Cobalt

4 views Answered 2023-02-05 15:29

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