Multiple Choice
Which of the following variables directly affect the rate of diffusion across a membrane?
131
views
6. The Membrane
Concentration Gradients and Diffusion
Back6. The Membrane
Concentration Gradients and Diffusion
- Multiple ChoiceWhich example best demonstrates diffusion?126views
- Multiple ChoiceWhich factor primarily determines the direction of diffusion across a cell membrane?161views
- Multiple ChoiceWhat role do transport proteins play in the process of facilitated diffusion across a cell membrane?598views
- Multiple ChoiceHow does particle size affect a molecule's ability to move across a cell membrane?312views
- Multiple ChoiceWhich of the following does NOT affect the rate of diffusion across a membrane?162views
- Multiple ChoiceWhich of the following best describes the process of diffusion?167views
- Multiple ChoiceWhich of the following best describes a concentration gradient?196views
- Multiple ChoiceWhy is diffusion important to cells?553views
- Multiple ChoiceWhich of the following is least likely to increase the rate of diffusion across a cell membrane?189views
- Multiple ChoiceWhich of the following cube-shaped cells would be most efficient in removing waste by diffusion?279views
- Multiple ChoiceHow does the difference in concentration affect the rate of diffusion of oxygen across a membrane?169views
- Multiple ChoiceWhich of the following factors affects the rate of diffusion across a membrane?128views
- Multiple ChoiceHow does a substance typically cross the cell membrane during diffusion?93views
- Multiple ChoiceWhy does diffusion occur in biological systems?171views