2.3 Carbohydrates

What bond is found between monosaccharides?

• Peptide

• Hydrogen

• Glycosidic

• Covalent

Which of these is a monosaccharide?

• maltose

• ribose

• sucrose

• fructose

Disaccharides are formed via _____________ reactions.

Which is the carbohydrate storage molecule used in animals?

• Starch

• Polysaccharide

• Glycogen

• Amylose

Starch is insoluble. This means that starch

• It the best storage molecule

• Has no affect on osmolarity

• has beta glycosidic linkages

• all of the answers are correct

Which statement(s) is/are true regarding cellulose?

• High tensile strength

• consists of branching due to alpha-1,6-D glycosidic bonds

• Microfibrils are formed from hydrogen bonding

• consists of beta-D-glucose

Branching in polysaccharides is a result of _______ glycosidic bonds

• alpha-1,6-D

• alpha-1,4-D

• beta-1,6-D

• beta-1,4-D

The enzyme lactase breaks down lactose into ________ and ________

• glucose, glucose

• maltose, galactose

• galactose, glucose

• fructose, sucrose

The main elements found in carbohydrates is/are:

• C

• C, H, O

• C, O

• C, N

Tags

NGSS.HS-LS1-6

This molecule is:

• L-deoxyribose

• beta-D-glucose

• D-ribose

• alpha-D-glucose

Tags

NGSS.HS-LS1-6