8.2 Viruses Flashcards
1
Q
Virus
A
1/100 in size of a bacteria and are considered nonliving as they do not use any nutrients or waste.
2
Q
A host cell
A
A virus tricks a cell into letting it in, when inside a host cell then it hijacks it to produce new viruses.
3
Q
Colds
A
Most common colds are from rhinoviruses, a single droplet from a sneeze contains 1000s of viral particles.
4
Q
The Flu
A
Caused by influenza, spread the same way as a cold. Can be fatal for those who are immunosuppressed (elderly/infants)
5
Q
Measles
A
Contagious, symptoms are a red rash, brain and hearing damage, immunosuppressed are at risk.
6
Q
Chicken pox
A
Starts with runny nose and fever. Can remain inactive for 20-30 years and resurfaces as shingles.
7
Q
Antiviral drugs
A
Can help stop a virus in a host cell from reproducing.
