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Essential Biochemistry - Carbohydrate Chemistry (Section 1)

1
Which of the following are properties of polysaccharides?
Answer
A
C
D
2
What type of glycosidic bond links glucose and fructose in sucrose?
Answer
(D)
alpha 1,2
3
What type of linkage connects glucose monomers in cellulose?
Answer
(B)
beta 1-4
4
Which of the following are common monosaccharides?
Answer
A
B
C
5
Which of the following is a common pentose sugar?
Answer
(C)
Ribose
6
Which of the following is not a function of GAGs?
Answer
(D)
Energy storage
7
What is the major structural polysaccharide found in insects and crustaceans?
Answer
(D)
Chitin
8
Which of the following is a component of starch?
Answer
(C)
Amylose
9
Which of the following is a branched polysaccharide?
Answer
(C)
Amylopectin
10
Which of the following functional groups is found in all carbohydrates?
Answer
(C)
Hydroxyl
11
Which of the following are examples of a disaccharide?
Answer
C
D
12
Isomaltose is formed by which glycosidic linkage?
Answer
(B)
α(1→6)
13
Sucrose is composed of:
Answer
A
B
14
What is the repeating disaccharide unit in hyaluronic acid?
Answer
(A)
N-acetylglucosamine-glucuronic acid
15
In the context of carbohydrate chemistry, what does 'anomeric carbon' refer to?
Answer
(A)
The carbon atom in the carbonyl group
16
What is the name of the storage form of glucose in animals?
Answer
(C)
Glycogen
17
Which of the following is a characteristic of a hexose sugar?
Answer
(B)
It has six carbon atoms
18
What is the basic structural unit of a carbohydrate?
Answer
(D)
Monosaccharide
19
Where is muscle glycogen stored?
Answer
(B)
In muscle cells
20
Which of the following is a branched polysaccharide?
Answer
(C)
Amylopectin
21
Which of the following is a reducing disaccharide?
Answer
(C)
Lactose
22
Which disaccharide is broken down into glucose and galactose?
Answer
(C)
Lactose
23
Which of the following is a disaccharide composed of glucose and fructose?
Answer
(C)
Sucrose
24
Which of the following is not hydrolyzed by α-amylase?
Answer
(C)
Cellulose
25
Which disaccharide contains a (1→4) glycosidic linkage?
Answer
(B)
Maltose
26
Which monosaccharide is the precursor for the synthesis of glucose?
Answer
(A)
Fructose
27
What is the most abundant monosaccharide in the human body?
Answer
(C)
Glucose
28
Which of the following is a structural polysaccharide found in plants?
Answer
(B)
Cellulose
29
What is another term for the ring form of a monosaccharide?
Answer
(C)
Cyclic form
30
Which of the following is a ketose sugar?
Answer
(C)
Fructose
31
What is the primary function of carbohydrates in the body?
Answer
(B)
Energy source
32
Which of the following is the storage polysaccharide in animals?
Answer
(C)
Glycogen
33
Which of the following glycosaminoglycan is unsulfated?
Answer
(C)
Hyaluronic acid
34
Which of the following is a disaccharide composed of glucose and glucose?
Answer
(C)
Maltose
35
Which disaccharide is commonly known as table sugar?
Answer
(C)
Sucrose
36
Which of the following is an example of an epimer?
Answer
(B)
Glucose and galactose
37
What type of bond links glucose molecules in cellulose?
Answer
(B)
Beta 1,4 glycosidic bond
38
Which of the following is a characteristic used to distinguish between a ketose and an aldose?
Answer
(A)
The presence of an aldehyde or ketone group
39
Which of the following tests is used to determine if a sugar is a ketose or an aldose?
Answer
(B)
Seliwanoff's test
40
Which of the following is NOT a property of monosaccharides?
Answer
(C)
They are polymers of amino acids
41
Glycoproteins are involved in:
Answer
(D)
Both b and c
42
Which of the following is a ketose?
Answer
(C)
Fructose
43
What are some examples of disaccharides?
Answer
B
C
D
44
Which of the following statements about dextrins is true?
Answer
(C)
They are produced by the partial hydrolysis of starch.
45
Which of the following is NOT a common function of carbohydrates?
Answer
(C)
Catalysis of reactions
46
Which of the following tests is used to identify the presence of ketones?
Answer
(C)
Seliwanoff's test
47
Which of the following are examples of reducing sugars?
Answer
A
B
D
48
Which of the following can be used to distinguish between reducing and non-reducing sugars?
Answer
A
D
49
Which of the following tests can distinguish between an aldose and a ketose?
Answer
(B)
Seliwanoff's test
50
Which of the following are properties of reducing sugars?
Answer
A
B
C