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What is the main driving force behind diffusion?
What is the main driving force behind diffusion?
In simple diffusion, what factors determine the rate of movement of substances across the membrane?
In simple diffusion, what factors determine the rate of movement of substances across the membrane?
What type of transport requires the use of energy to move substances across the membrane?
What type of transport requires the use of energy to move substances across the membrane?
What happens to the rate of diffusion when the concentration gradient is increased?
What happens to the rate of diffusion when the concentration gradient is increased?
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Which molecules can pass directly through the phospholipid bilayer in simple diffusion?
Which molecules can pass directly through the phospholipid bilayer in simple diffusion?
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