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Assertion (A): magnesium is not present ...

Assertion (A): magnesium is not present in enamel of human teeth.
Reason (R ): Magnesium is an essential elements for biological functions of human beings.

A

If both assertion and reason are true and reason is the explaination of assertion.

B

If both assertion and reason are true but reason is not the correct explaination of assertion

C

If assertion is true but reason is false

D

If both assertion and reason are false.

Text Solution

Verified by Experts

The correct Answer is:
B
Enamel,the hardest substance of the body is composed of fluorine not magnesium.Magnesium is an essential elements as it acts as a factor many enzymes of glycosis and a number of other metaboilic reactions dependet upon ATP.
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