Which of the following statements about “leak channels” in the plasma membrane is correct

saraalalwane

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2022-09-08

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Which of the following statements about “leak channels” in the plasma membrane

is correct?

Proteins that form these channels bind to solutes to allow them to pass into the cell.
They are passageways formed by proteins to allow water and ions to move passively through the membrane.
They allow small ions and molecules to move between adjacent cells.
They are formed by glycoprotein and proteoglycans to allow hormones to enter cells.

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saraalalwane

2022-09-08

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B: this is the defi nition of leak channels. They may be “gated” which

means shut until stimulated to open. J refers to facilitated diffusion.

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