Bacteria and Virus

Front

What is a pathogen?

Back

Anything living or nonliving that can cause a disease.

Front

What is a vaccine?

Back

A substance that is used to PREVENT viral diseases.

Front

What is a virus?

Back

A nonliving disease-causing particle that contains DNA or RNA.

Front

What does a virus need to replicate?

Back

A host cell.

Front

What does the body produce after vaccination?

Back

Antibodies.

Front

What are antibiotics?

Back

Medicines used to treat bacterial infections.

Front

What is the difference between bacteria and viruses?

Back

Bacteria are living organisms that can reproduce on their own, while viruses are nonliving and need a host to replicate.

Front

What is an example of a viral disease?

Back

Influenza (the flu).

Front

What is the role of antibodies?

Back

To help the immune system identify and neutralize pathogens.

Front

How do vaccines work?

Back

They stimulate the immune system to produce antibodies without causing the disease.