Multiple Choice
Which of the following variables directly affect the rate of diffusion across a membrane?
141
views
6. The Membrane
Concentration Gradients and Diffusion
Back6. The Membrane
Concentration Gradients and Diffusion
- Multiple ChoiceWhich example best demonstrates diffusion?137views
- Multiple ChoiceWhich factor primarily determines the direction of diffusion across a cell membrane?175views
- Multiple ChoiceWhat role do transport proteins play in the process of facilitated diffusion across a cell membrane?627views
- Multiple ChoiceHow does particle size affect a molecule's ability to move across a cell membrane?322views
- Multiple ChoiceWhich of the following does NOT affect the rate of diffusion across a membrane?176views
- Multiple ChoiceWhich of the following best describes the process of diffusion?179views
- Multiple ChoiceWhich of the following best describes a concentration gradient?210views
- Multiple ChoiceWhy is diffusion important to cells?574views
- Multiple ChoiceWhich of the following is least likely to increase the rate of diffusion across a cell membrane?203views
- Multiple ChoiceWhich of the following cube-shaped cells would be most efficient in removing waste by diffusion?291views
- Multiple ChoiceHow does the difference in concentration affect the rate of diffusion of oxygen across a membrane?182views
- Multiple ChoiceWhich of the following factors affects the rate of diffusion across a membrane?138views
- Multiple ChoiceHow does a substance typically cross the cell membrane during diffusion?97views
- Multiple ChoiceWhy does diffusion occur in biological systems?184views