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

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Cell Structure and Function Question

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Grade 9 Cell Structure and Function

What is the random movement of particles down a concentration gradient?
  1. osmosis
  2. facilitated diffusion
  3. diffusion
  4. advection
  5. convection