Sugars and Lipids

Question 1

Sugar functions

Answer 1

• energy storage, building block for nucleic acids, structural component

Question 2

Dissacharide

Answer 2

• Table sugar, made of fructose + glucose

- two functional groups in sugar, one carbonyl group and several hydroxyl groups

Question 3

Sugar polymers

Answer 3

• Polysaccharides

- formed by covalent bonds - glycosidic linkages (C-l) (O-H)

Question 4

What are two interesting links?

Answer 4

1) Alpha 1,4 - rise to maltose and starch

2) beta 1,4 - rise to cellobiose,cellulose

Question 5

Lipids

Answer 5

Fats (solid), oils (liquid)

3 fatty acids, one glycerol (connected by covalent bonds)