Viruses, Bacteria, Protists, and Fungi Test Review Flashcards
Viruses are (living, non-living) and (can, cannot) reproduce on their own
nonliving, cannot
Why are viruses not considered to be living things?
They lack most of the characteristics of living things
The average virus is quite (big, small) when compared to cells
small
Know that viruses can cause or help to prevent and treat disease
OK
What helps the body produce chemicals that prevent viruses?
Vaccines
What is a virus?
A tiny particle that enters and then reproduces inside a living cell
What is a host?
The organism that a virus enters and multiplies inside of
What is a parasite?
An organism that lives on or in another organism and causes it harm
What is a vaccine?
A substance induced in the body to help produce chemicals that destroy specific viruses
What is a virus made up of?
Inner core (DNA) and a protein coat
Know that some bacteria consume other organisms on the food of other organisms
OK
What do ribosomes do?
Produce proteins
Scientists use bacteria to make ____________
medicines
What do autotrophic bacteria release into the air?
oxygen
What is pasteurization?
A method of slowing down food spoilage
Are bacteria prokaryotes of eukaryotes?
prokaryotes