Cells Flashcards
0
Q
Nucleus
A
Contains the genetic material which controls activities in the cell
1
Q
Why does a plant cell swell up when water is added?
A
Water enters the cell by osmosis through a partially permeable membrane
2
Q
Cell wall
A
Strengthens the cell, prevents cell from bursting- keeps everything in
3
Q
Ribosomes
A
Produce protein for protein synthesis
4
Q
Cytoplasm
A
Controlled by enzymes where the chemical reactions take place
5
Q
Mitochondria
A
Energy is released by respiration here
6
Q
Cell membrane
A
Controls movements of substances in and out of the cell
7
Q
Permanent vacuole
A
Filled with cell sap to keep the cell turgid
8
Q
Stem cells
A
- unspecialised
- can become differentiated
- can multiply
