The Cell Membrane (lesson 5) Flashcards
1
Q
How many layers does a cell membrane have?
A
Two
2
Q
What does each layer of cell membrane have?
A
Phospholipid which has a head-group and two tails
3
Q
What does hydrophilic mean?
A
The head groups of phospholipids are attracted to water
4
Q
What does hydrophobia mean?
A
The two tails are repelled by water and hate water
5
Q
Do membranes move?
A
Yes, they constantly move like a fluid
6
Q
What is the name of the model of the membrane?
A
Fluid Mosaic MOdel
7
Q
What helps membranes keep its shape
A
Cholesterol
