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A virus is best described as:
AA single-celled prokaryotic organism
BA complex eukaryotic single-celled organism
CNucleic acid + protein coat, an obligate parasite
DA multi-celled organism without a nucleus inside
Answer & Solution
Correct answer: C. Nucleic acid + protein coat, an obligate parasite
VIRUSES = nucleic acid (DNA or RNA) + protein coat (capsid). NO cellular structure. Obligate intracellular PARASITES (multiply only inside host cells). Not in any of the 5 kingdoms; debated whether 'alive'.
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