AP LAB #5 – Cellular Respiration

Overview - Procedure

• Mr. Andersen will explain!

VIDEO LINK!

TABLE 5.1: Measurement of O2 Consumption by Germinating and Dry Peas at 25°C

Temp: Time(min)

Beads Alone Germinating Peas Dry Peas and Beads

Rdg. time X (mL)

Diff. * Rdg. time X (mL)

Diff. * Corr. diff.Δ

Rdg. time X (mL)

Diff. * Corr. diff.Δ

25°C

0 0.74 0.66 0.81

0-5 0.73 0.57 0.80

5-10 0.73 0.50 0.80

10-15 0.73 0.42 0.80

15-20 0.73 0.36 0.80

TABLE 5.1: Measurement of O2 Consumption by Germinating and Dry Peas at 10°C

Temp: Time(min)

Beads Alone Germinating Peas Dry Peas and Beads

Rdg. time X (mL)

Diff. * Rdg. time X (mL)

Diff. * Corr. diff.Δ

Rdg. time X (mL)

Diff. * Corr. diff.Δ

10°C

0 0.85 0.90 0.82

0-5 0.85 0.88 0.82

5-10 0.85 0.85 0.82

10-15 0.85 0.81 0.82

15-20 0.85 0.77 0.82

Next Steps…

• Complete both data tables (see notes in lab on how to calculate for difference (*) and corrected difference (Δ)

• Complete “Analysis of Results” questions, graph, calculations, etc.

• Turn in LAB 5 Packet (attach your prelab!) – due Monday