Diffusion Flashcards
1
Q
What is the textbook definition of diffusion?
A
Diffusion is the spreading out of particles from an area of high concentration to an area of low concentration until the concentration levels are equal and there is no Net Movement.
2
Q
Diffusion occurs in which 2 states of matter?
A
Liquid and Gases; their particles are free to move.
3
Q
How does the difference in concentration affect the rate of diffusion?
A
The bigger the difference in concentration, the faster the rate of diffusion?
4
Q
Which types of molecules CAN diffuse through cell membranes?
A
Oxygen, Water, Glucose & Amino Acids.
5
Q
Which types of molecules CANNOT diffuse through cell membranes?
A
Protein and Starch; they can’t fit through the membrane.
