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Question
The most important function of cell membrane is that it
Options
controls the entry and exit of materials from cell
controls only the entry of materials into cells
controls only the exit of materials into cells
allows entry and exit of materials without any control
Solution
controls the entry and exit of materials from cell
Explanation -
The cell membrane controls the entry (movement into the cell) and exit (movement out of the cell) of materials. It also protects and gives shape to the cell.
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