Bacteria and Virus and health

What is a host?

• Organism that lives on the cell and causes it harm 
• Something that causes harm to the cell 
• Cell that the virus invades and takes over

A Pathogen is a

• disease causing agent
• endospore
• bacteria
• virus

Tags

NGSS.HS-LS4-5

All bacteria are harmful to humans

• True
• False

Prokaryotes are the _________ of all the cells.

• most complext

• raddest

• prettiest

• simplest

A vaccine triggers your body to produce _____________ which help fight infections.

• antibiotics

• antibodies

• antigens

Antibiotics only work against what organisms ?

• viruses

• bacteria

• prions

As a virus changes over time, it can affect different systems within the organism. This change of the virus is called a _______________.

• mutation

• melanin

• metaphysics

Which of the following works on bacteria? 

• antibiotics
• vaccines

Compared to bacteria, viruses are much...

• smaller. 
• larger. 
• the same. 

If you have immunity to a disease:

• It can not enter your body

• Your body can fight the disease off before it makes you sick.

• The germs change as soon as they enter your body.

• You will be able to recover very quickly.

Tags

NGSS.HS-LS1-3