Ch 3. Pt 2.

Question 1

What do monosaccharides serve as?

Answer 1

Major fuel for cells and raw material for building molecules.

Question 2

Disacharide

Answer 2

forms when a dehydration reaction joins two monosaccharides. 2 sugars

Question 3

Glycosidic linkage

Answer 3

A covalent bond in which sugars are joined

Question 4

Polysaccharides

Answer 4

The polymers of sugars which have storage and structural roles

Question 5

Starch

Answer 5

A storage polysaccharide of plants, consists entirely of glucose monomers

Question 6

Glycogen

Answer 6

a storage polysaccharide in animals

Question 7

Cellulose

Answer 7

A major component of the tough wall of plant cells

Question 8

Alpha glucose structure

Answer 8

helical

Question 9

Beta glucose structure

Answer 9

straight

Question 10

Chitin

Answer 10

structural polysaccharide, found in the exoskeleton of arthropods and also support fungi in their cell walls.

Question 11

Lipids

Answer 11

the one class of large biological molecules that do not form polymers

Question 12

Unifying feature of lipids

Answer 12

having little to no affinity for water due to consisting mostly of hydrocarbons.

Question 13

Important lipids

Answer 13

fats, phospholipids, and steroids.

Question 14

fatty acid

Answer 14

consists of a carboxyl group attached to long carbon skeleton

Question 15

Fats

Answer 15

constructed from two types of smaller molecules: Glycerol and fatty acids

Question 16

Triglyceride

Answer 16

three fatty acids are joined to glycerol by an ester linkage