Cell Transport Lab

Objectives

• Explain the basis of Brownian movement
• Describe the movement of solutes by diffusions
• Explain how concentration, molecular weight, and temperature affect the rate of diffusion.
• Explain the movement of water by osmosis.
• Explain the movement of water among isotonic, hypertonic, and hypotonic solutions and their affect on cells (plant and animal).

Materials

• petri dishes embedded with agar
• Straws
• 0.1 M, 0.01 M, 0.001 M potassium permanganate
• incubator (set to 37 degrees Celsius)
• refrigerator (set to 4 degrees Celsius)
• 0.9% salt solution, 0% salt solution, 20% salt solution
• potato and potato corer
• Electronic scale
• Timer
• Slides and cover slips
• Compound Light Microscope capable of 400X magnification
• Elodea leaves
• Blood cells

Ready to Try the Lab?

5 BIO 101 Cell Transport Lab sp24