monomers, polymers, and carbohydrates

Question 1

What is a monomer?

Answer 1

A smaller unit which can create larger molecules.

Question 2

What is a polymer?

Answer 2

They are molecules made from a large number of monomers joined together.

Question 3

Name examples of monomers.

Answer 3

• glucose
• amino acids
• nucleotides

Question 4

Name examples of polymers.

Answer 4

• starch, cellulose, glycogen
• protein
• nucleotides (DNA, RNA)

Question 5

Name examples of monosaccharides.

Answer 5

• glucose
• fructose
• galactose

Question 6

Name examples of disaccharides.

Answer 6

• sucrose
• maltose
• lactose

Question 7

Name examples of polysaccharides.

Answer 7

• starch
• cellulose
• glycogen

Question 8

What are the two isomers of glucose called?

Answer 8

• alpha glucose
• beta glucose

Question 9

What is the molecular formula of both the isomers of glucose

Answer 9

C₆H₁₂O₆

Question 10

Draw the structure of Alpha Glucose.

Answer 10

answer

Question 11

Draw the structure of Beta Glucose.

Answer 11

answer

Question 12

What are disaccharides?

Answer 12

• made of two monosaccharides
• joined together by a glycosidic bond
• formed via a condensation reaction

Question 13

How is the disaccharide maltose made?

Answer 13

• glucose + glucose -> maltose + water

Question 14

How is the disaccharide lactose made?

Answer 14

• glucose + galactose -> lactose + water

Question 15

How is the disaccharide sucrose made?

Answer 15

• glucose + fructose -> sucrose + water

Question 16

What is a condensation reaction?

Answer 16

It is a reaction that joins two molecules together by removing water.

Question 17

What is a hydrolysis reaction?

Answer 17

It is a reaction that splits apart molecules through the addition of water.