Which of the following best characterizes the viruses with un-enveloped plus- (I point) strand RNA?
Correct answer: A. Lacking envelope
- A. Lacking envelope
- B. Having DNA
- C. Act indirectly
- D. Enveloped
Explanation
Lacking envelope: As indicated by their name, un-enveloped plus-strand RNA viruses lack envelopes and consist only of a nucleic acid core capsid surrounded by protein viruses. Hence, this option is correct
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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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