Question

Which one of the following combinations of biomolecules is present in the ribosomes?

(a) RNA, DNA and protein

(b) RNA, lipids and DNA

(c) RNA and protein

(d) RNA and DNA

Answer 1

Answer is : (c) RNA and protein

Ribosomes consist of two biomolecules (i.e. RNA and proteins). The small ribosomal subunits which read the RNA, and large subunits which join amino acids to form a polypeptide chain. Each subunit comprises one or more ribosomal RNA (rRNA) molecules and a variety of ribosomal proteins (r-protein).