Six elements which constitues 98% of the mass of every living organism are carbon, hydrogen, nitrogen, oxygen,

Options

(a) phosphorus and sulphur
(b) sulphur and magnesium
(c) magnesium and sodium
(d) calcium and phosphorus

Correct Answer:

phosphorus and sulphur

Explanation:

No explanation available. Be the first to write the explanation for this question by commenting below.