Question

Which of the following enables ions such as sodium to cross a plasma

membrane?

A. phospholipid bilayer

B. peripheral proteins

C. integral proteins

D. desmosomes​

Answer 1

Answer:

the glycocalyx refers to molecules in the plasma membrane that have a carbohydrate chain attached

Answer 2

The correct answer is option (c) integral proteins.

• An integral protein, typically said as an integral membrane macromolecule is any macromolecule that includes a special practical region for the aim of securing its position among the cellular membrane.
• In alternative words, an integral macromolecule locks itself into the cellular membrane. It will therefore with regions of specific amino acids that square measure interest in the center of the cell wall.

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