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The four elements that make up 99% of al...

The four elements that make up 99% of all elements found in a living system are

A

CHOS

B

CHOP

C

CHON

D

CNOP

Text Solution

Verified by Experts

The correct Answer is:
C
Carbon, hydrogen, oxygen and nitrogen are called as big four of the cell. C is 18%, O is 65%, H is 10% and N is 2.5%. These are principal non-metal elements and form 95% of total cellular materials.
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