1. Announcements: Concept maps graded and outside lab. Exams graded and scores online. Go see your recitation instructor and view exam. Papers being graded this week by TAs. Interviews in lab all week (with partner) Change in syllabus

2. Exam I Results: Essays were scary: In particular the folks that didn’t know the difference between a polysaccharide and a phospholipid. -> So, delete Chapter 12 add Chapter 3. TOTAL AVE= 73% Essay AVE= 60% Multiple choice AVE= 77%

5. Macromolecules: 4 types/polymers

6. Sugars: di-tri-poly-saccharides

7. Fats: tri-glycerides and phospholipids

8. DNA/RNA: di-tri-polynucleotides

9. Protein: di-tri-polypeptides

10. Handout Learn Structures and Functions of these four fundamental macromolecules

12. What do/should you know at this point in the course? PUT IT ALL TOGETHER: Trace the path of CO 2 from air to sugar to duodenum to beta cell to insulin secretion.

13. CO 2 -> ?