Bacteria and Viruses

Front

Who studies bacteria?

Back

Microbiologist

Front

What is true of all living things?

Back

They must grow, reproduce, and take in energy.

Front

How fast do bacteria reproduce?

Back

20 minutes

Front

What is penicillin?

Back

An antibiotic.

Front

What trains the body to identify and kill invaders before they attack?

Back

Vaccines.

Front

What are bacteria?

Back

Single-celled microorganisms that can be beneficial or harmful.

Front

What is a virus?

Back

A tiny infectious agent that can only replicate inside a living host cell.

Front

What is the role of antibiotics?

Back

To kill or inhibit the growth of bacteria.

Front

What is a vaccine?

Back

A substance that stimulates the immune system to recognize and fight pathogens.

Front

How do viruses reproduce?

Back

By infecting a host cell and using its machinery to make copies.