Membranes Flashcards
1
Q
Hydrophillic
A
can bond to water
2
Q
Hydrophobic
A
Canny bond to water
3
Q
Phospholipid Bilayer
A
A double layer of phospholipids which are arranged with the fatty acid tails on the inside
4
Q
phospholipid
A
a lipid containing a phosphate group in its molecule
5
Q
Fluid mosaic model
A
A model in which the membrane consists of different shape and size components.
It is fluid because the molecules interchange positions within the plasma membrane
6
Q
Hydrophillic channel
A
A channel which allows for substances that are attracted to water pass through the membrane
7
Q
Carrier Proteins
A
Proteins which carry proteins that are too large to pass through the membrane
8
Q
Cholesterol
A
- helps maintain the integrity of the cell
- maintains the fluidity of the membrane
- maintains permeability
