Question 1

Amylose is a ________.

Accepted Answer

A) monosaccharide 
B) disaccharide 
C) trisaccharide 
D) polysaccharide 
E) phosphosaccharide 
A) monosaccharide 
B) disaccharide 
C) trisaccharide 
D) polysaccharide 
E) phosphosaccharide D

Question 2

State whether each of these structures is the α- or β-form
-

Accepted Answer

α (alpha)

Question 3

The biological activity of one enantiomers may be very different from the biological activity of the other enantiomer.

Accepted Answer

A) True 
 B)False  True

Question 4

Amylose is a form of starch which has ________.

Accepted Answer

A) only β-1,4-bonds between glucose units 
B) only α-1,4-links bonds glucose units 
C) both α-1,4-and β-1,4-bonds between glucose units 
D) hemiacetal links joining glucose units 
E) carbon-carbon bonds joining glucose units 
A) only β-1,4-bonds between glucose units 
B) only α-1,4-links bonds glucose units 
C) both α-1,4-and β-1,4-bonds between glucose units 
D) hemiacetal links joining glucose units 
E) carbon-carbon bonds joining glucose units

Question 5

Fructose does not undergo hydrolysis because it is a ________.

Accepted Answer

A) aldose 
B) hexose 
C) reducing sugar 
D) monosaccharide 
E) disaccharide 
A) aldose 
B) hexose 
C) reducing sugar 
D) monosaccharide 
E) disaccharide

Question 6

Identify each Fischer projection as the D- or L-isomer.
-

Accepted Answer

The answer of Identify each Fischer projection as the D-...

Question 7

The disaccharide above contains a(n)________-glycosidic linkage.

Accepted Answer

A) α-1,4 
B) β-1,4 
C) α-2,4 
D) β-2,4 
E) α-2,6 
A) α-1,4 
B) β-1,4 
C) α-2,4 
D) β-2,4 
E) α-2,6

Question 8

Refer to the disaccharide below to answer the following question(s). 
 
-In the figure above,the monosaccharide on the bottom is a(n)________.

Accepted Answer

A) aldopentose 
B) ketopentose 
C) aldohexose 
D) aldoheptose 
E) ketohexose 
A) aldopentose 
B) ketopentose 
C) aldohexose 
D) aldoheptose 
E) ketohexose

Question 9

Humans do not have the enzyme necessary to hydrolyze cellulose.

Accepted Answer

A) True 
 B)False

Question 10

Sucrose is a disaccharide.

Accepted Answer

A) True 
 B)False

Question 11

The product of reduction of mannose is mannoic acid.

Accepted Answer

A) True 
 B)False

Question 12

In the Fischer projection of D-fructose,the -OH group on the chiral carbon farthest from the ketone is to the right.

Accepted Answer

A) True 
 B)False

Question 13

One difference between D-glucose and L-glucose is ________.

Accepted Answer

A) the open-chain form of L-glucose does not exist 
B) it is not possible to make L-glucose 
C) L-glucose has a 5-membered ring,and D-glucose has a 6-membered ring 
D) only D-glucose can act as a substrate in metabolic reactions 
E) L-glucose cannot form a closed structure 
A) the open-chain form of L-glucose does not exist 
B) it is not possible to make L-glucose 
C) L-glucose has a 5-membered ring,and D-glucose has a 6-membered ring 
D) only D-glucose can act as a substrate in metabolic reactions 
E) L-glucose cannot form a closed structure

Question 14

Stereoisomers are not structural isomers.

Accepted Answer

A) True 
 B)False

Question 15

A glycosidic bond between two monosaccharides can also be classified as a(n)________.

Accepted Answer

A) double bond 
B) ester bond 
C) ether bond 
D) achiral bond 
E) alcohol bond 
A) double bond 
B) ester bond 
C) ether bond 
D) achiral bond 
E) alcohol bond

Question 16

Identify each Fischer projection as the D- or L-isomer.
-

Accepted Answer

The answer of Identify each Fischer projection as the D-...

Question 17

Which sugar is not a reducing sugar?

Accepted Answer

A) glucose 
B) fructose 
C) galactose 
D) maltose 
E) sucrose 
A) glucose 
B) fructose 
C) galactose 
D) maltose 
E) sucrose

Question 18

Cellulose is a polysaccharide which has ________.

Accepted Answer

A) only β-1,4-bonds between glucose units 
B) only α-1,4-links bonds glucose units 
C) both α-1,4-and α-1,6-bonds between glucose units 
D) hemiacetal links joining glucose units 
E) carbon-carbon bonds joining glucose units 
A) only β-1,4-bonds between glucose units 
B) only α-1,4-links bonds glucose units 
C) both α-1,4-and α-1,6-bonds between glucose units 
D) hemiacetal links joining glucose units 
E) carbon-carbon bonds joining glucose units

Question 19

Stereoisomers that are nonsuperimposable mirror images of each other are known as ________.

Accepted Answer

A) enantiomers 
B) achiral isomers 
C) superimposable isomers 
D) anomers 
E) Fischer projections 
A) enantiomers 
B) achiral isomers 
C) superimposable isomers 
D) anomers 
E) Fischer projections

Question 20

Benedict's test requires an aldehyde and an adjacent ________.

Accepted Answer

A) saturated carbon 
B) ketone 
C) hydroxyl 
D) phenyl ring 
E) acid 
A) saturated carbon 
B) ketone 
C) hydroxyl 
D) phenyl ring 
E) acid

Amylose is a ________.

State whether each of these structures is the α- or β-form -

The biological activity of one enantiomers may be very different from the biological activity of the other enantiomer.

Amylose is a form of starch which has ________.

Fructose does not undergo hydrolysis because it is a ________.

Identify each Fischer projection as the D- or L-isomer. -

The disaccharide above contains a(n)________-glycosidic linkage.

Refer to the disaccharide below to answer the following question(s). -In the figure above,the monosaccharide on the bottom is a(n)________.

Humans do not have the enzyme necessary to hydrolyze cellulose.

Sucrose is a disaccharide.

The product of reduction of mannose is mannoic acid.

In the Fischer projection of D-fructose,the -OH group on the chiral carbon farthest from the ketone is to the right.

One difference between D-glucose and L-glucose is ________.

Stereoisomers are not structural isomers.

A glycosidic bond between two monosaccharides can also be classified as a(n)________.

Identify each Fischer projection as the D- or L-isomer. -

Which sugar is not a reducing sugar?

Cellulose is a polysaccharide which has ________.

Stereoisomers that are nonsuperimposable mirror images of each other are known as ________.

Benedict's test requires an aldehyde and an adjacent ________.

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Exam 13: Carbohydrates

Amylose is a ________.

State whether each of these structures is the α- or β-form -

The biological activity of one enantiomers may be very different from the biological activity of the other enantiomer.

Amylose is a form of starch which has ________.

Fructose does not undergo hydrolysis because it is a ________.

Identify each Fischer projection as the D- or L-isomer. -

The disaccharide above contains a(n)________-glycosidic linkage.

Refer to the disaccharide below to answer the following question(s). -In the figure above,the monosaccharide on the bottom is a(n)________.

Humans do not have the enzyme necessary to hydrolyze cellulose.

Sucrose is a disaccharide.

The product of reduction of mannose is mannoic acid.

In the Fischer projection of D-fructose,the -OH group on the chiral carbon farthest from the ketone is to the right.

One difference between D-glucose and L-glucose is ________.

Stereoisomers are not structural isomers.

A glycosidic bond between two monosaccharides can also be classified as a(n)________.

Identify each Fischer projection as the D- or L-isomer. -

Which sugar is not a reducing sugar?

Cellulose is a polysaccharide which has ________.

Stereoisomers that are nonsuperimposable mirror images of each other are known as ________.

Benedict's test requires an aldehyde and an adjacent ________.

Chemistry in Our Lives

Chemistry and Measurement

Matter and Energy

Atoms and Elements

Nuclear Chemistry

Ionic and Molecular Compounds

Chemical Quantities and Reactions

Gases

Solutions

Acids and Bases and Equilibrium

Introduction to Organic Chemistry: Hydrocarbons

Alcohols, Thiols, Ethers, Aldehydes, and Ketones

Carboxylic Acids, Esters, Amines, and Amides

Lipids

Amino Acids, Proteins, and Enzymes

Nucleic Acids and Protein Synthesis

Metabolic Pathways and Energy Production

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