Multiple Choice
Which of the following variables directly affect the rate of diffusion across a membrane?
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6. The Membrane
Concentration Gradients and Diffusion
Back6. The Membrane
Concentration Gradients and Diffusion
- Multiple ChoiceWhich example best demonstrates diffusion?127views
- Multiple ChoiceWhich factor primarily determines the direction of diffusion across a cell membrane?162views
- Multiple ChoiceWhat role do transport proteins play in the process of facilitated diffusion across a cell membrane?605views
- Multiple ChoiceHow does particle size affect a molecule's ability to move across a cell membrane?313views
- Multiple ChoiceWhich of the following does NOT affect the rate of diffusion across a membrane?164views
- Multiple ChoiceWhich of the following best describes the process of diffusion?169views
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- Multiple ChoiceWhy is diffusion important to cells?556views
- Multiple ChoiceWhich of the following is least likely to increase the rate of diffusion across a cell membrane?190views
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- Multiple ChoiceHow does the difference in concentration affect the rate of diffusion of oxygen across a membrane?171views
- Multiple ChoiceWhich of the following factors affects the rate of diffusion across a membrane?130views
- Multiple ChoiceHow does a substance typically cross the cell membrane during diffusion?94views
- Multiple ChoiceWhy does diffusion occur in biological systems?172views