1. 1 Organic Molecules Carbohydrates These pictures will give you background help with *Objectives 38-40.

2. 2 Fig. 2-10 Glucose

3. 3 Fig. 2-11 Formation of complex carbohydrates

4. 4 Fig. 2-12 Structure of polysaccharide

5. 5 Organic Molecules Lipids These pictures will help you with Objectives 41, 43 and 44

6. 6 Fig. 2-15 Fatty acids & triglycerides

7. 7 Fig. 2-17 Phospholipids

8. 8 Fig. 2-16 Steroids

9. 9 Fig. 2-14 Prostaglandins

10. 10 Now go to your notes for Objectives 41, 43 and 44

11. 11

12. 12 Organic Molecules Proteins These pictures will help with Objectives 45-48 and *49

13. 13 Proteins are composed of long chains of amino acids. What is an amino acid????

14. 14

15. 15

16. 16

17. 17

18. 18

19. 19 Fig. 2-18 Amino Acid

20. 20 Fig. 2-19 Peptide Bond

21. 21 Now go to your notes for some information about protein structure.

22. 22 Fig. 2-20 Protein Structure

23. 23 Fig. 2-20 Protein Structure Let’s take a closer look at this sub-unit.

24. 24 Show the primary, secondary and tertiary structure of this protein. Why is there no quatenary structure?

25. 25 What bonds hold the first three levels of structure together?

26. 26

27. 27 Now go to your notes for information about Objective 46.

28. 28 Fig 2-21 Enzyme Action

29. 29

30. 30 What makes up the active site of this protein?

31. 31 What is responsible for maintaining the structure of this active site?

32. 32 What has happened to the active site? What caused this to happen?