AP Biology Lab 12 Objectives
- Use the Winkler technique to measure dissolved oxygen levels
- Simulate and record primary productivity using Chlorella
- Investigate factors that may affect primary productivity in a natural system
For AP® Biolog Lab 12. Chemicals for the Winkler technique are provided in group-sized increments. Teacher instructions and reproducible student sheets also included.
Note: Includes a coupon for requesting prepaid delivery of perishable materials. Sold only to schools and businesses; cannot be shipped via USPS.
