| http://digfir-published.macmillanusa.com/hm_custom_osu/hmlsu_wischusen_f13_lab8.html | Chapter 2. Carbon Metabolism: Rate of Photosynthesis
| 51e34d7ab62f8b8d21000002 |
| http://digfir-published.macmillanusa.com/hm_custom_osu/hmlsu_wischusen_f13_lab8_dlap.xml | DLAP questions | 51e34d7ab62f8b8d21000002 |