Vacuoles And Centrioles Flashcards
1
Q
Membrane in plant cell
A
Tonoplast, differentially permeable
2
Q
Liquid contents in plant cell
A
Cell sap, water with dissolved substances
3
Q
Turgor pressure
A
Pressure that contents of cell exert on cell wall, uptake of water
4
Q
Filled to max.
A
Turgid
5
Q
Loses water and becomes soft
A
Flaccid
6
Q
Functions of vacuole in plant cell
A
- storage of dissolved substances
- support
- promote osmosis
7
Q
Vacuoles in animal cells
A
Small
8
Q
Phagosomes
A
- food vacuoles
- small, unicellular
- Amoeba
- fuse with lysosomes, digestion of contents
9
Q
Lyosomes
A
- small vesicles in ground plasm
- hydrolytic enzymes
- protection form foreign
- intracellular digestion substances
10
Q
Lysosomes can
A
Fuse with foreign substances and food molecules, destroy and break down
11
Q
Membrane of lyosome
A
Resistant to enzymes, not typical structure
12
Q
Centrioles
A
Structures that consist of microtubes
13
Q
Function of centrioles
A
Role in motility of some cells
14
Q
Vacuole
A
Fluid filled cavity in ground plasm, surrounded by membrane
