Question 1

Amylopectin is a straight-chain polysaccharide.

Accepted Answer

A) True 
 B)False

Question 2

Chiral drugs consist of only one enantiomer.The benefits of using a pure enantiomer,rather than a mixture,include ________.

Accepted Answer

A) higher potency (lower total dose of drug) 
B) elimination of side effects 
C) reduced chances of drug interactions 
D) all of the above 
E) none of the above 
A) higher potency (lower total dose of drug) 
B) elimination of side effects 
C) reduced chances of drug interactions 
D) all of the above 
E) none of the above

Question 3

Maltose is a ________.

Accepted Answer

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

Question 4

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

Accepted Answer

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

Question 5

Hypoglycemia is a condition in which ________.

Accepted Answer

A) the glucose level in the blood is about 100 mg/dL 
B) the amount of glucose in the urine is higher than normal 
C) the glucose level in the blood is higher than normal 
D) the glucose level in the pancreas is higher than normal 
E) the glucose level in the blood is lower than normal 
A) the glucose level in the blood is about 100 mg/dL 
B) the amount of glucose in the urine is higher than normal 
C) the glucose level in the blood is higher than normal 
D) the glucose level in the pancreas is higher than normal 
E) the glucose level in the blood is lower than normal

Question 6

Maltose can be classified as a(n)________.

Accepted Answer

A) disaccharide 
B) polysaccharide 
C) ketose 
D) pentose 
E) tetrasaccharide 
A) disaccharide 
B) polysaccharide 
C) ketose 
D) pentose 
E) tetrasaccharide

Question 7

Ribulose has the following structural formula.To what carbohydrate class does ribulose belong?

Accepted Answer

A) aldotetrose 
B) aldopentose 
C) ketotetrose 
D) ketopentose 
E) ketohexose 
A) aldotetrose 
B) aldopentose 
C) ketotetrose 
D) ketopentose 
E) ketohexose

Question 8

Under acid hydrolysis conditions,starch is converted to ________.

Accepted Answer

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

Question 9

In the Fischer projection of D-glucose,the -OH group on the chiral carbon farthest from the aldehyde is to the left.

Accepted Answer

A) True 
 B)False

Question 10

Humans cannot digest cellulose because they ________.

Accepted Answer

A) lack the necessary enzymes to digest β-glycosides 
B) are allergic to β-glycosides 
C) are poisoned by β-glycosides 
D) have intestinal flora which use up β-glycosides 
E) cannot digest chlorophyll 
A) lack the necessary enzymes to digest β-glycosides 
B) are allergic to β-glycosides 
C) are poisoned by β-glycosides 
D) have intestinal flora which use up β-glycosides 
E) cannot digest chlorophyll

Question 11

Cellulose is a monosaccharide.

Accepted Answer

A) True 
 B)False

Question 12

The product of oxidation of an aldose is a carboxylic acid.

Accepted Answer

A) True 
 B)False

Question 13

The glucose units in cellulose are connected by β-1,4-glycosidic bonds.

Accepted Answer

A) True 
 B)False

Question 14

The breakdown of glucose to chemical energy for the cells to do work is an example of ________.

Accepted Answer

A) oxidation 
B) respiration 
C) reduction 
D) anabolism 
E) mutarotation 
A) oxidation 
B) respiration 
C) reduction 
D) anabolism 
E) mutarotation

Question 15

Aldehydes with an adjacent alcohol give a positive Benedict's test.

Accepted Answer

A) True 
 B)False

Question 16

A monosaccharide that contains 4 carbon atoms,one of which is in an aldehyde group,is classified as a(n)________.

Accepted Answer

A) aldopentose 
B) aldohexose 
C) ketopentose 
D) aldotetrose 
E) ketotetrose 
A) aldopentose 
B) aldohexose 
C) ketopentose 
D) aldotetrose 
E) ketotetrose

Question 17

Match between columns
                        Premises: lactose
maltose
glycogen
amylopectin
sucrose

Accepted Answer

The Answer of glucose and glucose + galactose and glucose is...

Question 18

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

Accepted Answer

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

Question 19

The product of reduction of xylose is xylitol.

Accepted Answer

A) True 
 B)False

Question 20

Galactosemia is the name of a metabolic disorder.In this disorder,an enzyme is missing that is needed to ________.

Accepted Answer

A) make galactose from lactose 
B) make lactose from galactose 
C) convert galactose to glycogen 
D) convert galactose to glucose 
E) convert α-galactose to β-galactose 
A) make galactose from lactose 
B) make lactose from galactose 
C) convert galactose to glycogen 
D) convert galactose to glucose 
E) convert α-galactose to β-galactose

Amylopectin is a straight-chain polysaccharide.

Chiral drugs consist of only one enantiomer.The benefits of using a pure enantiomer,rather than a mixture,include ________.

Maltose is a ________.

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

Hypoglycemia is a condition in which ________.

Maltose can be classified as a(n)________.

Ribulose has the following structural formula.To what carbohydrate class does ribulose belong?

Under acid hydrolysis conditions,starch is converted to ________.

In the Fischer projection of D-glucose,the -OH group on the chiral carbon farthest from the aldehyde is to the left.

Humans cannot digest cellulose because they ________.

Cellulose is a monosaccharide.

The product of oxidation of an aldose is a carboxylic acid.

The glucose units in cellulose are connected by β-1,4-glycosidic bonds.

The breakdown of glucose to chemical energy for the cells to do work is an example of ________.

Aldehydes with an adjacent alcohol give a positive Benedict's test.

A monosaccharide that contains 4 carbon atoms,one of which is in an aldehyde group,is classified as a(n)________.

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

The product of reduction of xylose is xylitol.

Galactosemia is the name of a metabolic disorder.In this disorder,an enzyme is missing that is needed to ________.

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

Filters

Exam 13: Carbohydrates

Amylopectin is a straight-chain polysaccharide.

Chiral drugs consist of only one enantiomer.The benefits of using a pure enantiomer,rather than a mixture,include ________.

Maltose is a ________.

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

Hypoglycemia is a condition in which ________.

Maltose can be classified as a(n)________.

Ribulose has the following structural formula.To what carbohydrate class does ribulose belong?

Under acid hydrolysis conditions,starch is converted to ________.

In the Fischer projection of D-glucose,the -OH group on the chiral carbon farthest from the aldehyde is to the left.

Humans cannot digest cellulose because they ________.

Cellulose is a monosaccharide.

The product of oxidation of an aldose is a carboxylic acid.

The glucose units in cellulose are connected by β-1,4-glycosidic bonds.

The breakdown of glucose to chemical energy for the cells to do work is an example of ________.

Aldehydes with an adjacent alcohol give a positive Benedict's test.

A monosaccharide that contains 4 carbon atoms,one of which is in an aldehyde group,is classified as a(n)________.

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

The product of reduction of xylose is xylitol.

Galactosemia is the name of a metabolic disorder.In this disorder,an enzyme is missing that is needed to ________.

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

Filters