Viruses

Front

What are viruses?

Back

Viruses are tiny infectious agents that can only replicate inside the living cells of an organism.

Front

What type of infections do antibiotics treat?

Back

Antibiotics are used to treat bacterial infections, not viral infections.

Front

What is a vaccine?

Back

A vaccine is a substance that stimulates the body's immune response to prevent viral infections.

Front

How do good hygiene practices help prevent viral infections?

Back

Good hygiene practices, like washing hands, help reduce the spread of viruses.

Front

What do viruses need a host cell for?

Back

Viruses require a host cell to replicate and reproduce.

Front

What is endocytosis?

Back

Endocytosis is the process by which cells take in substances, including viruses, by engulfing them.

Front

What do viruses inject into host cells?

Back

Viruses inject their genetic material, either DNA or RNA, into host cells.

Front

What is the protein coat of a virus called?

Back

The protein coat of a virus is called a capsid.

Front

What is the role of the viral envelope?

Back

The viral envelope helps the virus enter host cells and evade the immune system.

Front

Can viruses reproduce on their own?

Back

No, viruses cannot reproduce on their own; they need a host cell to replicate.