Students will use a respiration chamber to measure and record the rate of oxygen consumption (cellular respiration) using germinating seeds versus a non-germinating control sample. Teachers manual and Student Study Guide copymasters are included. There are enough materials provided for 8 lab groups. Meets AP Science Practices 1, 2, 3, 6, and 7, and Big Idea 2.

WARNING: This product can expose you to chemicals including Phthalates, which is known to the State of California to cause reproductive harm. For more information go to http://www.P65Warnings.ca.gov

Kit Includes:
1 pkg Pea Seeds
1 pkg Plastic Beads
24 Respiration Chambers
24 Rubber Stoppers
48 Washers
24 Graduated Pipets, 1mL
1 pkg Non-absorbent Cotton
1 pkg Absorbent Cotton
30mL Potassium Hydroxide 15%
8 Trays
1 tube Petroleum Jelly Sealant

Materials Needed but not Supplied:
8 Graduated Cylinders, 100mL
8 Thermometers
8 Stopwatches or Digital Timers
Ice
Wax Marking Pencils or Markers
Paper Towels
Masking Tape