Diffusion And Osmosis Flashcards
1
Q
What is diffusion
A
The spreading out of particles from an area of high concentration to low concentration
2
Q
How does temperature affect diffusion
A
It speeds it up since the particles move quicker
3
Q
How does the cell membrane diffuse
A
Only lets out small substances
4
Q
What substances does the cell membrane let out
A
Glucose
Oxygen
Water
Amino acids
5
Q
What is osmosis
A
The movement of water molecules across a partially permeable membrane from a region of high water concentration to low water concentration
6
Q
What is a partially permeable membrane
A
A membrane with small holes for small molecules to come in and out
