| http://digfir-published.macmillanusa.com/hm_custom_osu/hmlsu_wischusen_f13_lab12_prelab1.html | Chapter 2. Molecular Biology II
| 51e5772c757a2e9726000004 |
| http://digfir-published.macmillanusa.com/hm_custom_osu/hmlsu_wischusen_f13_lab12_prelab1_dlap.xml | DLAP questions | 51e5772c757a2e9726000004 |