Which one of the following statements about viruses is correct?
Correct answer: B. Viruses are obligate parasite
- A. Viruses possess their own metabolic system
- B. Viruses are obligate parasite
- C. All viruses contain both RNA and DNA
- D. The nucleic acid of viruses is known as capsid
Explanation
Viruses are obligate parasites, meaning they require a host cell to replicate and complete their life cycle.
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About Biodiversity and Variety of Life
Biological classification uses taxonomic ranks, binomial nomenclature and shared characteristics to organize life into kingdoms. The major groups include prokaryotes, protists, fungi, plants and animals, with comparisons based on cell type, cell wall, nutrition, body organization, reproduction and evolutionary relationships; prokaryotes lack a membrane-bound nucleus.
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