Multiple Choice
Which of the following variables directly affect the rate of diffusion across a membrane?
22
views
6. The Membrane
Concentration Gradients and Diffusion
Back6. The Membrane
Concentration Gradients and Diffusion
- Multiple ChoiceWhich example best demonstrates diffusion?20views
- Multiple ChoiceWhich factor primarily determines the direction of diffusion across a cell membrane?28views
- Multiple ChoiceWhat role do transport proteins play in the process of facilitated diffusion across a cell membrane?228views
- Multiple ChoiceHow does particle size affect a molecule's ability to move across a cell membrane?110views
- Multiple ChoiceWhich of the following does NOT affect the rate of diffusion across a membrane?8views
- Multiple ChoiceWhich of the following best describes the process of diffusion?23views
- Multiple ChoiceWhich of the following best describes a concentration gradient?22views
- Multiple ChoiceWhy is diffusion important to cells?219views
- Multiple ChoiceWhich of the following is least likely to increase the rate of diffusion across a cell membrane?22views
- Multiple ChoiceWhich of the following cube-shaped cells would be most efficient in removing waste by diffusion?122views
- Multiple ChoiceHow does the difference in concentration affect the rate of diffusion of oxygen across a membrane?19views
- Multiple ChoiceWhich of the following factors affects the rate of diffusion across a membrane?8views
- Multiple ChoiceHow does a substance typically cross the cell membrane during diffusion?8views
- Multiple ChoiceWhy does diffusion occur in biological systems?25views