Sign In

Essential Biochemistry - Carbohydrate Chemistry (Section 3)

1
What are the products of starch hydrolysis?
Answer
A
C
2
Which of the following are true statements about cellulose?
Answer
A
B
D
3
Which of the following carbohydrate is dietary fiber?
Answer
(A)
Cellulose
4
What is the name given to two monosaccharides that differ only in the configuration around a single carbon atom?
Answer
(C)
Epimers
5
Which of the following is an example of a ketose?
Answer
(C)
Fructose
6
What is the name given to isomers that differ at a single chiral center?
Answer
(C)
Epimers
7
What is the primary function of liver glycogen?
Answer
(B)
Storage and maintenance of blood glucose
8
What type of bond links monosaccharides to form disaccharides?
Answer
(A)
Glycosidic bond
9
Which disaccharide is composed of glucose and galactose?
Answer
(C)
Lactose
10
Which of the following is NOT a monosaccharide?
Answer
(C)
Sucrose
11
Which of the following is NOT a homopolysaccharide?
Answer
(D)
Hyaluronic acid
12
Inulin is:
Answer
(A)
Fructosans
13
Which of the following tests is used to identify reducing sugars?
Answer
(B)
Benedict's test
14
What type of reaction forms a glycosidic bond?
Answer
(B)
Dehydration
15
Which of the following is present in the synovial fluid of joints?
Answer
(C)
Hyaluronic acid
16
Which monosaccharide is a component of the disaccharide maltose?
Answer
(A)
Glucose
17
Which of the following is a characteristic of a reducing sugar?
Answer
(B)
It contains a free aldehyde or ketone group.
18
Which of the following statements best describes epimers?
Answer
(A)
Stereoisomers that differ at only one chiral center
19
Which of the following disaccharides is not a reducing sugar?
Answer
(A)
Sucrose
20
Which of the following is the storage form of glucose in animals?
Answer
(C)
Glycogen
21
Which of the following are properties of a reducing sugar?
Answer
A
B
C
22
Which of the following is NOT a location where GAGs are found?
Answer
(D)
Skeletal muscle
23
Which of the following GAGs does not contain uronic acid?
Answer
(B)
Keratan sulfate
24
Which of the following is NOT a type of isomerism found in carbohydrates?
Answer
(B)
Geometric isomerism
25
What is the main structural component of plant cell walls?
Answer
(C)
Cellulose
26
Which of the following is a disaccharide consisting of glucose and glucose?
Answer
(C)
Maltose
27
Which of the following describes the formation of a glycosidic bond?
Answer
(B)
Dehydration reaction
28
Which of the following are common characteristics of carbohydrates?
Answer
A
B
D
29
What is the process called where a sugar ring opens and closes?
Answer
(A)
Mutarotation
30
What is the name of the functional group found in the structure of a ketone sugar?
Answer
(B)
Ketone
31
Which of the following sugars will test positive in Benedict's test?
Answer
A
B
D
32
Glycosaminoglycans are:
Answer
(C)
Heteroglycans
33
Which of the following is the structural polysaccharide found in the exoskeletons of insects?
Answer
(D)
Chitin
34
What type of bond joins monosaccharides to form disaccharides?
Answer
(C)
Glycosidic bond
35
Which of the following describes the role of Benedict's reagent?
Answer
(D)
Both B and C
36
What is the most common type of glycosidic linkage found in starch?
Answer
(C)
alpha 1,4
37
What type of linkage joins glucose monomers in cellulose?
Answer
(B)
beta 1,4
38
Which of the following monosaccharides are aldoses?
Answer
A
C
D
39
Which GAG is found in synovial fluid?
Answer
(A)
Hyaluronic acid
40
What type of glycosidic bond is found in maltose?
Answer
(A)
alpha 1,4
41
Which of the following is a characteristic used to differentiate between glucose and fructose?
Answer
(A)
The presence of a ketone or aldehyde group
42
Which of the following is a characteristic that distinguishes glucose from fructose?
Answer
(B)
Functional group
43
The sugar residues of glycogen are:
Answer
(A)
in α(1 → 4) and α(1 → 6) linkages
44
Which of the following glycosaminoglycan is unsulfated?
Answer
(C)
Hyaluronic acid
45
Which of the following statements are true about the structure of glucose?
Answer
A
B
C
46
Which of the following monosaccharides is a component of sucrose?
Answer
(D)
All of the above
47
D-galactose and D-glucose are:
Answer
(A)
Epimers of each other
48
Which of the following are true regarding the glycosidic bond?
Answer
A
B
C
49
Cellulose is composed of:
Answer
(C)
Glucose with β(1→4) linkages
50
What type of linkage is found in glycogen?
Answer
(A)
alpha 1-4 and alpha 1-6