Multiple Choice
Which of the following variables directly affect the rate of diffusion across a membrane?
106
views
6. The Membrane
Concentration Gradients and Diffusion
Back6. The Membrane
Concentration Gradients and Diffusion
- Multiple ChoiceWhich example best demonstrates diffusion?104views
- Multiple ChoiceWhich factor primarily determines the direction of diffusion across a cell membrane?135views
- Multiple ChoiceWhat role do transport proteins play in the process of facilitated diffusion across a cell membrane?492views
- Multiple ChoiceHow does particle size affect a molecule's ability to move across a cell membrane?271views
- Multiple ChoiceWhich of the following does NOT affect the rate of diffusion across a membrane?136views
- Multiple ChoiceWhich of the following best describes the process of diffusion?139views
- Multiple ChoiceWhich of the following best describes a concentration gradient?163views
- Multiple ChoiceWhy is diffusion important to cells?490views
- Multiple ChoiceWhich of the following is least likely to increase the rate of diffusion across a cell membrane?157views
- Multiple ChoiceWhich of the following cube-shaped cells would be most efficient in removing waste by diffusion?244views
- Multiple ChoiceHow does the difference in concentration affect the rate of diffusion of oxygen across a membrane?138views
- Multiple ChoiceWhich of the following factors affects the rate of diffusion across a membrane?108views
- Multiple ChoiceHow does a substance typically cross the cell membrane during diffusion?72views
- Multiple ChoiceWhy does diffusion occur in biological systems?145views