Last Monday (after the midterm) we basically went over problem set 4. You can find a summary of what was said under the "our answers to problem sets..." link ( or by clicking here).
If you have any questions regarding problem set 4, please post them under this section.
Much of the material found on this blog represents creative work in a tangible form, and is therefore subject to those copyright laws that apply. Unless stated otherwise, the authors of the works posted are myself and the UBC BIOL335 (Spring 2008) students in tutorial sections T53 and T59.