prokaryotic cells Flashcards
1
Q
what kind of cell wall do prokaryotic cells have ?
A
their cell wall is not made out of cellulose but murein
2
Q
do the have a cell surface membrane?
A
yes
3
Q
do they have cytoplasm ?
A
yes
4
Q
what is located in the cytoplasm ?
A
70s free ribosomes
plasmids
nucleoid
5
Q
function of plasmids and what they are ?
A
plasmids are singular rings of DNA
they transfer genes
6
Q
function of nucleoid ?
A
main bacterial chromosome (in a loop)
has no histone
7
Q
what surround the cell wall in a prokaryotic cell ?
A
a slime capsule
8
Q
function of slime capsule ?
A
prevents digestion
9
Q
what is the function of a flagellum ?
A
mobility
10
Q
name all structures in a prokaryotic cell ? (8)
A
- murein cell wall
- cytoplasm
- slime capsule
- flagellum
- nucleoid
- plasmids
- 70s free ribosomes
- cell surface membrane / plasma membrane
