Viruses are called non-cellular infectious entities because:
Correct answer: C. They cause infections and can only replicate inside living cells
- A. They are pathogens and cause infections
- B. They can replicate inside as well as outside the living cells
- C. They cause infections and can only replicate inside living cells
- D. They have a capsid to infect the host
Explanation
They cause infections and can only replicate inside living cells - Correct. Viruses are obligate intracellular parasites, meaning they need a host cell to reproduce.
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