| URL | Title | Id |
|---|---|---|
| http://digfir-published.macmillanusa.com/lodish_animation/a2101_apoptosis.html | Chapter 21. Apoptosis | 519bca43b11c0f13680000b6 |
| http://digfir-published.macmillanusa.com/lodish_animation/a2101_apoptosis_dlap.xml | DLAP questions | 519bca43b11c0f13680000b6 |