Jujucloudy
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The transportation of substances in and out of a cell is regulated by the cell membrane.

Describe two factors that increase the rate of diffusion of a molecule across the cell membrane.

Respuesta :

Plumqueen123

Answer:

membrane surface area and the concentration gradient

Explanation:

the larger the surface area of the membrane that a substance is diffusing through , the faster the rate of diffusion . Likewise , the bigger the difference in the concentration between 2 areas , the greater the concentration gradient and the faster the rate of diffusion.