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What are viruses?


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Solution

Virus:

  1. Viruses are micro-organisms that cause infections and diseases to humans, plants, and even bacteria.
  2. It consists of DNA or RNA as its nuclear material which is surrounded by a protein coat.
  3. For its replication, it requires a host, and thus, it infects animals, plants, humans, or bacteria.
  4. Some common viruses that infect humans are the Rhinovirus causing the common cold, HIV causing AIDS, etc.
  5. In humans, viruses are found in trillions which might cause infections or not.

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