Nitrogen is an essential constituent of

Options

A. carbohydrates and enzymes
B. fats and carbohydrates
C. proteins and amino acids
D. vitamin C and vitamin D

Answer

3

Explanation

Nitrogen is an essiential element of life, it is a compound of amino acids proteins and nucleic acids . The fact that `N` is an essential ingredients in all living matter (together with`C`,`H` and `O`) can be proven by the fact that `NH_(3)` is evolved when vegetable or animal products are heated.