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Terms in this set (25)
What is a microscopic particle that gets inside a cell and often destroys the cell?
HIV, Swine fl,Aids
3 disease caused by virus?
About how many virus particles can fit in a single drop of blood?
virus change rapidly
A virus effect on living things changes because ?
They are small and change often.
Why are scientist unable to tell exactly how many different types of virus there are?
The contain protein and genetic material
What are two ways viruses are like living things?
They cant eat , grow, break down food, or use oxygen
What are four ways viruses are not like living things?
on or in the host
Where does a virus reproduce?
The cell that a virus lives on or in is called a?
Once a virus ;has entered a living cell what does it force the cell to do?
Shape,type of disease. life cycle ,type of genetic material
What characteristics do scientist use to group viruses?
Shape of HIV and influenza viruses?
Shape of virus that attack only bacteria?
Shape of tobacco mosaic virus?
Shape of polio virus?
Protects the genetic material and helps virus enter the host
how does a virus protein coat help a virus?
warts, chicken pox
2 examples of virus that contains the genetic material DNA?
3 examples of viruses that contain RNA are?
The cycle in which virus attack living cells and turn them into virus factories?
Virus finds host / attaches
1st step in lytic cycle/
virus enters the host
2nd step lytic cycle
Host cell replicates the virus gens
3rd step lytic cycle
host cell is destroyed
4th step lytic cycle
Each new cell gets a copy of the virus genes whn the host cell divides.
Describe Lysogenetic cycle
The stop virus from reproducing
how do antiviral medications work?
THIS SET IS OFTEN IN FOLDERS WITH...
What is an animal
Bacteria and Viruses
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