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C ELL T RANSPORT Chapter 5. PASSIVE TRANSPORT Diffusion.

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Presentation on theme: "C ELL T RANSPORT Chapter 5. PASSIVE TRANSPORT Diffusion."— Presentation transcript:

1 C ELL T RANSPORT Chapter 5

2 PASSIVE TRANSPORT

3 Diffusion

4 Osmosis the diffusion of... W ATER A CROSS A MEMBRANE

5 Osmosis the diffusion of... W ATER A CROSS A MEMBRANE

6 Osmosis – Which way will water travel ?

7 A hypotonic (low) solution

8 Osmosis – Which way will water travel ?

9 A hypertonic (high) solution

10 Osmosis – Which way will water travel ?

11 An isotonic (same) solution

12 Facilitated Diffusion - - -

13

14 ACTIVE TRANSPORT

15 Sodium – Potassium Pump

16

17 Endocytosis and Exocytosis

18 Endocytosis requires energy - active transport

19 Exocytosis requires energy - active transport

20 Cell Transport END Chapter 5


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