Consider the following minerals: 1. Calcium 2. Iron

| M: +2.00/-0.67

Consider the following minerals:

1. Calcium

2. Iron

3. Sodium

Which of the minerals given above is/are required by human body for the contraction of muscles?

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1. ????????

2. ????

3. ??????

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[UPSC IAS Prelims 2013]

A 1 only

1 ही

B 2 and 3 only

2 और 3 ही

C 1 and 3 only

केवल 1 और 3

D 1, 2 and 3

1, 2 और 3

Calcium:-Calcium is essential for activating enzymes which cause muscle contract...

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