Chapter 3 Movement of substances across cell membrane Time and marks Sections A & B: Sections A to C: 35 min / 30 marks 40 min / 35 marks Name:____________________________（　　　）…

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Osmosis Osmosis is the net movement of solvent molecules through a partially permeable membrane into a region of higher solute concentration, in order to equalize the solute…

Diffusion and Osmosis What is diffusion? • The movement of particles from a region of higher concentration to a region of lower concentration Diffusion can take place :•…

1. CHAPTER 3 :MOVEMENT OF SUBSTANCES ACROSSTHE PLASMA MEMBRANE 2. LEARNING OUTCOMES• Explain what hypotonic, hypertonic &isotonic solutions are;• Explain the effects…

1. Unit 1: What is Biology?Unit 2: EcologyUnit 3: The Life of a CellUnit 4: GeneticsUnit 5: Change Through TimeUnit 6: Viruses, Bacteria, Protists, and FungiUnit 7: PlantsUnit…

1. Energy21 homepage My experiments with the Joe cell by Geoff Egel cell test set up as viewed from the topAfter having the information at my web sites about the Joe Cell…

1. Resting Membrane Potential 2.   3. Cell Membranes F5-1 Cell membrane distinguishes one cell from the next. Cell membranes do the following: a) Regulates exchange of salts,…

1. Population Movements in Urban Areas: Counterurbanisation Photo Source:www.geographyphotos.com - I Murray (Clare Village, Suffolk) 2. Counterurbanisation What is it? Counterurbanisation…