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Innovating Science™ AP Biology Investigation Kit No. 4: Diffusion and Osmosis

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AP Biology Investigation Kit No. 4: Diffusion and Osmosis
Description
Requires
- Paper towels
- Distilled or deionized water
- Electronic balance
- Large onion
- Fine-point forceps/tweezers
- Microscopes
- Potatoes, sweet potatoes, or yams
- Students study concepts in osmosis and diffusion process
- Movement of water and nutrients across cell membrane
- Investigate relationship between surface area and volume as it relates to cells and diffusion
- Examine the concept of molarity and its relation to osmotic potential and movement of water
- Cell size, shape and water elimination affect the overall rate of nutrient intake
- Students use plant tissue to determine molarities of unknown solutions based on direction and degree of water movement
- Meets AP Science Practices 2, 4, and 5, and Big Idea 2
- For 8 groups
- Kit Includes:
- Agar (45 g)
- Bromothymol blue concentrate (15 mL)
- 2M Hydrochloric Acid (2 x 25 mL)
- Sucrose Quick Solution (Makes 0.2M, 0.4M, 0.6M, 0.8M, 1M)
- Sodium Chloride Quick Solution
- Ovalbumin Quick Solution
- Glucose Quick Solution
- Distilled Water Solution
- Food coloring set
- Plastic cups
- 8 Agar block casting trays
- 40 pieces dialysis tubing
- 8 Plastic knives, stirrers
- 8 metric rulers
- Microscope slides, Coverslips
- Teacher manual
- Student study guide
Specifications
Specifications
Certifications/Compliance | 49 CFR 173.4, meets AP Science Practices 2, 4, and 5 as well as Big Idea 2. |
Product Type | AP Biology Investigation Kit #4: Diffusion and Osmosis |
Color | White |
Grade | 7 to 14 |
Age | 13 to 20 |
For Use With (Application) | Studying the movement of water and nutrients across a cell membrane. Observe osmosis in living tissue, investigate the relationship between surface area and volume as it relates to cells and diffusion |
Quantity | 1 Kit |
Dimensions (L x W x H) | 12 x 12 x 12 in. |
Class Size | 8 Lab Groups |
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