- A DNA or RNA
- B only DNA
- C only RNA
- D a protein
Correct answer: A. DNA or RNA
Explanation: A given virus contains either DNA or RNA (never both) as its genetic material.
Concept context
Whittaker's five kingdom system covering Monera, Protista, Fungi, plus viruses, viroids, and lichens. A foundational NEET chapter on how living organisms are grouped.