BI 121 Lab Questions with 100% Correct
Answers
the state of uneven distribution of molecules
concentration gradient
permit the free passage of some materials and restrict the passage of others
selective permeability
Movement of SOLUTES from high to low concentration.
diffusion
Movement of WATER (H2O) across a semipermeable membrane.
Osmosis
SOLUTE moves across semipermeable membrane until concentration on both sides of
membrane are equal
driving force of diffusion
as temp increases, diffusion rate increase
factors affecting diffusion - Temperature
as molecular size increases, diffusion rate decreases
factors affecting diffusion - molecule size
WATER molecules move across semipermeable membrane...
Driving force of osmosis
same, equal
Answers
the state of uneven distribution of molecules
concentration gradient
permit the free passage of some materials and restrict the passage of others
selective permeability
Movement of SOLUTES from high to low concentration.
diffusion
Movement of WATER (H2O) across a semipermeable membrane.
Osmosis
SOLUTE moves across semipermeable membrane until concentration on both sides of
membrane are equal
driving force of diffusion
as temp increases, diffusion rate increase
factors affecting diffusion - Temperature
as molecular size increases, diffusion rate decreases
factors affecting diffusion - molecule size
WATER molecules move across semipermeable membrane...
Driving force of osmosis
same, equal
