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Type: Multiple-Choice
Category: Cell Structure and Function
Level: Grade 9
Author: bhoftiezer
Last Modified: 7 years ago

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Cell Structure and Function Question

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Grade 9 Cell Structure and Function

Why is the phospholipid bilayer critical to cell function?
  1. It forms a shell around the cell nucleus.
  2. Phospholipids allow water-soluble substances to pass easily into cells.
  3. Transport proteins are blocked from entering the plasma membrane.
  4. The arrangement of phospholipids enables selective permeability.