Cellular Structure and Function Flashcards
1
Q
What are vacuoles used for?
A
controlling cell pressure
storage
2
Q
List 4 main differences between plant and animal cells
A
cell wall
chloroplasts
vacuoles
plants don’t have centrioles or lysosomes
3
Q
What is the cell wall of bacteria called?
A
peptidoglycan
4
Q
What 2 carbohydrates are linked by short peptides in the peptidoglycan of bacteria?
A
N-acetylglucosamine
N-acetylmuramic acid
5
Q
Where is lipopolysachharide found?
A
outside of the peptidoglycan of Gram negative bacteria
6
Q
Which type of bacteria have a thicker peptidoglycan?
A
Gram positive
7
Q
What stain is used in a Gram stain? What does it stain?
A
triarylmethane dye called crystal violet
stain Gram positives purple
