Consider the following minerals: 1. Calcium 2. Iron 3. Sodium Which of the minerals given above is/ are required by the human body for the contraction of muscle

Question

Consider the following minerals:
1. Calcium
2. Iron
3. Sodium
Which of the minerals given above is/ are required by the human body for the contraction of muscles?

Accepted Answer

(D) 1, 2 and 3

Answer

(A) 1 only

Answer

(B) 2 and 3 only

Answer

(C) 1 and 3 only