Viruses

Front

What is a virus?

Back

A virus is a tiny infectious agent that can only replicate inside the living cells of an organism.

Front

Are viruses considered living or non-living?

Back

Viruses are considered non-living because they cannot carry out life processes on their own.

Front

What is a host in relation to viruses?

Back

A host is an organism or a cell that a virus needs to reproduce in.

Front

How do viruses replicate?

Back

Viruses replicate by entering a host cell and using the cell's machinery to make copies of themselves.

Front

What is the role of a vaccine?

Back

A vaccine helps the immune system recognize and fight off specific viruses.

Front

Can antibiotics cure viral infections?

Back

No, antibiotics are effective against bacteria, not viruses.

Front

What is the difference between a virus and bacteria?

Back

Viruses are smaller and require a host to reproduce, while bacteria are single-celled organisms that can live independently.

Front

What is an example of a viral disease?

Back

Examples of viral diseases include the flu, COVID-19, and the common cold.

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How do viruses spread?

Back

Viruses can spread through direct contact, respiratory droplets, or contaminated surfaces.

Front

What is the purpose of the immune system in relation to viruses?

Back

The immune system protects the body by identifying and attacking viruses.