Question

What is virus? Explain its characteristics and types?

Answer 1

A virus is a small infectious agent that replicates only inside the living cells of an organism. Viruses can infect all types of life forms, from animals and plants to microorganisms, including bacteria and archaea.

On the basis of nucleic acids, viruses are classified into following three types;

On the basis of nucleic acids, viruses are classified into following three types;DNA viruses:

On the basis of nucleic acids, viruses are classified into following three types;DNA viruses:RNA viruses:

On the basis of nucleic acids, viruses are classified into following three types;DNA viruses:RNA viruses:DNA-RNA viruses.

Answer 2

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1. THEY ARE KNOWN AS INFECTED AGENTS.THEY ARE KIND OF COMMUNICABLE DISEASE.

☞ᴄʜᴀʀᴀᴄᴛᴇʀɪsᴛɪᴄs ᴏғ ᴠɪʀᴜs

• ᴠɪʀᴜsᴇs ᴀʀᴇ ᴋɴᴏᴡɴ ᴀs ʙᴏʀᴅᴇʀʟɪɴᴇ ᴏʀɢᴀɴɪsᴍs ʙᴇᴄᴀᴜsᴇ ᴛʜᴇʏ ᴀʀᴇ ɴᴇɪᴛʜᴇʀ ʟɪᴠɪɴɢ ɴᴏʀ ɴᴏɴ-ʟɪᴠɪɴɢ.

• ᴠɪʀᴜsᴇs ᴀʀᴇ ᴀᴄᴇʟʟᴜʟᴀʀ ᴛʜᴀᴛ ɪs, ᴛʜᴇʏ ᴄᴏɴᴛᴀɪɴ ɴᴏ ᴄʏᴛᴏᴘʟᴀsᴍ ᴏʀ ᴄᴇʟʟᴜʟᴀʀ ᴏʀɢᴀɴᴇʟʟᴇs.

• ᴛʜᴇ ᴠᴀsᴛ ᴍᴀᴊᴏʀɪᴛʏ ᴏғ ᴠɪʀᴜsᴇs ᴘᴏssᴇss ᴇɪᴛʜᴇʀ ᴅɴᴀ ᴏʀ ʀɴᴀ ʙᴜᴛ ɴᴏᴛ ʙᴏᴛʜ.