Name the elements, which occur in nucleic acid macromolecule?
a)	C, H, O, N, S	b)	C, O, N, S	c)	C, O, P, S	d)	C, H, O, N, P

(d)

Nucleic acids (DNA and RNA) are macromolecules and polymers of nucleotides, building blocks of the nucleic acid are nucleotides, which consists of nitrogenous base, pentose sugar and phosphate, so the elements occurring in nucleic acid are carbon, hydrogen, oxygen, nitrogen and phosphorus.