Cell Functions Flashcards
0
Q
Cell Membrane:
A
Location: ALL cells Description: •plant-inside cell wall •animal-outer layer, cholesterol •double layer of phospholipids with proteins •selectively permeable Function: •support •protection •controls movement of materials in/out of cell •barrier between cell and it's environment •maintains homeostasis
1
Q
Cell Wall:
A
Location:
Plants, fungi, and bacteria
{not in animal cells}
Description:
•outer layer
•rigid and strong
•made of cellulose
Function:
•support (grow tall)
•protection
•allows H2O, O2, CO2 to diffuse in and out of cell
2
Q
Nucleus
A
Location: In all cells (except prokaryotes) Description: •large, oval •may contain 1 or more nucleoli •holds DNA Function: •controls cells activities •contains the hereditary material of the cell
3
Q
Nuclear Membrane:
A
Location: In all cells (except prokaryotes) Description: •surround nucleus •double membrane •selectively permeable Function: •controls movement of materials in/out of nucleus
