Module 9 Flashcards
1
Q
Eukaryotic Cells
A
- true cells
- membrane bound nucleus + organelles
- animals, plants, fungi
2
Q
Prokaryotic Cells
A
- simple cells
- no membrane bound nucleus or organelles
- bacteria
3
Q
are viruses acellular or cellular
A
acellular
4
Q
list the 3 possible shapes of bacteria
A
- rod - bacillius
- spherical coccus
- spiral - sprilla
5
Q
peptidoglycan
A
a glycoprotein target for penicillin + antibiotics
6
Q
binary fission
A
- bacteria reproduction
- reproduce their DNA and split into 2 daughter cells
7
Q
nucleoid
A
contains the genetic material of bacteria
8
Q
define infectious disease
A
tissue damage
9
Q
how does infectious disease arise
A
- host - innate + adaptive defences, inflammation
- Viruses - replication within + lysis of host
- Bacteria - replication
10
Q
naked virus
A
surrounded by capsid
11
Q
enveloped virus
A
naked virus + outer membrane of previous host cell
12
Q
list the 4 outcomes of viruses
A
- Lytic Infection
- Chronic
- Latent
- transformative
13
Q
Lytic infection
A
virus reproduces in host cell and kills on release eg inluenza
14
Q
Chronic Infection
A
virus ‘buds’ off of the host cell and continues to release until host cell dies eg Hep C
