BCH

Question 1

Glycosaminoglycans are

Answer 1

Unbranched heteroglycans of repeating disaccharide units.

Question 2

Peptidoglycans are

Answer 2

Polysaccharides linked to small peptides

Question 3

Glycoproteins are

Answer 3

Proteins that contain covalent bond oligosaccharides

Question 4

Roles of glycoproteins are

Answer 4

Cell adhesion

Binding of sperm to eggs

Question 5

Factors that contribute to the structural diversity of oligosaccharide chains of glycoproteins.

Answer 5

1. An oligosaccharide chain can contain several different sugars
2. The sugars can be joined by either ã or ß glycosidic linkages
3. The linkages can also join several carbon atoms in the sugars.
4. Oligosaccharide chains of glycoproteins can contain up to four branches.

Question 6

Disaccharides are

Answer 6

2 Monosaccharides covalently linked together

Question 7

Polysaccharides are

Answer 7

Polymers consisting of monosaccharide chains.

Question 8

Characteristics of carbohydrates:

The French word carbohydrate is____________

Answer 8

Hydrate de carbone

Question 9

Carbohydrates are compounds composed of

Answer 9

Carbon, hydrogen and oxygen

Question 10

Formula for carbohydrates:

Answer 10

(CH2O)n

Question 11

Not all carbohydrates have the empirical formula (CH2O)n such as

Answer 11

Amino sugars and deoxy sugars

Question 12

Carbohydrates are the most

Answer 12

Abundant compounds found in nature

Question 13

Cellulose: how many tons annually?

Answer 13

100 billion tons annually

Question 14

Most carbohydrates are found naturally in ____________ form rather than as ______________________

Answer 14

Bound

Simple sugars