Question

Which element is used in the synthesis of proteins?

        I.   Hydrogen

      II.   Oxygen

     III.   Nitrogen

     IV.   Carbon dioxide

pls tell​

Answer 1

Answer:

corbon dioxide

Explanation:

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Answer 2

Answer:

III. Nitrogen

Explanation:

Nitrogen is used in the synthesis of protein. Nitrogen is an essential constituent of amino acids. All amino acids carry nitrogen in the amino group bonded to α-carbon atom. Hence, the name amino acids.