Question

Select the true statements.
Nucleic acids store and transmit genetic information.
Nucleic acids are found in about half of all living organisms.
There is more than one type of nucleic acid.
Nucleic acids contain carbon, hydrogen, oxygen, nitrogen, and phosphorus.

Answer 1

True: 1, 3, and 4.

- 1 is true — DNA and RNA store and transmit genetic information.
- 3 is true — there are multiple types (notably DNA and RNA, plus various RNA types like mRNA, tRNA, rRNA).
- 4 is true — nucleic acids are made of C, H, O, N, and P (sugars, bases, and phosphate groups).

Statement 2 is false — nucleic acids occur in all living organisms, not just about half.