C ELL T RANSPORT Chapter 5. PASSIVE TRANSPORT Diffusion.

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Presentation transcript:

C ELL T RANSPORT Chapter 5

PASSIVE TRANSPORT

Diffusion

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

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

Osmosis – Which way will water travel ?

A hypotonic (low) solution

Osmosis – Which way will water travel ?

A hypertonic (high) solution

Osmosis – Which way will water travel ?

An isotonic (same) solution

Facilitated Diffusion - - -

ACTIVE TRANSPORT

Sodium – Potassium Pump

Endocytosis and Exocytosis

Endocytosis requires energy - active transport

Exocytosis requires energy - active transport

Cell Transport END Chapter 5

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