Study questions:

1– What are the types of carbohydrates?

2– What is the difference between glucose and fructose?

3– What is the importance of ribose?

4– What is the difference between cellulose and glycogen?

5– What are the types of lipids?

6– What simple lipids are esters off ?

7– Draw the structure of triglyceride.

8– What is the difference between stearic acid and oleic acid although both are 18 carbon fatty acids? Which one is liquid and which one is powder? Why ?

9– What is the structure of cholesterol?

10– What is the difference between acidic and basic amino acids ? Explain your answer on example structures.

11– Draw the structure of peptide bond.

12– Is the following a dipeptide or tripeptide ?             Ala-Trp-Ser

13– What is the difference between protein and polypeptide ?

14- Define enzymes. What are their nature and function ?

15– What are the factors for enzyme function ?

16– What are the differences between nucleosides and nucleotides ? Draw & label.

17– List fat-soluble vitamins. What are their names, active forms, functions ?

18– What are the vitamins that associate with the following diseases ?:

Beriberi, Pellagra, Scurvy, Defective night vision.

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