Question 1

Vitamin C is an enediol of a lactone and is vital in the synthesis of collagen.

Accepted Answer

A) True 
 B)False

Question 2

Which are possible conformations of a furanose molecule?

Accepted Answer

A)  Envelope and twist.
B)  Chair and boat.
C)  Cis and trans.
D)  A and B.E) A) and B)
F) A) and D)

Question 3

The reaction between one molecule of alcohol and one molecule of aldehyde yields an acetal.

Accepted Answer

A) True 
 B)False

Question 4

Enzymes in the human intestine which are needed to degrade plant starch into limit dextrin are

Accepted Answer

A)  α-Amylase.
B)  β-Amylase.
C)  debranching enzymes.
D)  A and B.
E)  A,B,and C.F) B) and D)
G) A) and D)

Question 5

Homoglycans are used for storage,while heteroglycans are used for cell structure.

Accepted Answer

A) True 
 B)False

Question 6

All carbohydrates have the empirical formula (CH₂O)n.

Accepted Answer

A) True 
 B)False

Question 7

Termites and cows have bacteria in their digestive tracts that can obtain glucose from plant cellulose because they have enzymes that can attack

Accepted Answer

A)  α-D-glucoside.
B)  β-D-glucoside.
C)  cellulose branch points.
D)  hydrogen bonds in cellulose fibrils.E) None of the above
F) A) and D)

Question 8

The main reasons that glycoproteins are so diverse when compared to other proteoglycans are

Accepted Answer

A)  they may contain different sugars in different combinations and chain lengths.
B)  β or α-glycosidic linkages may join various carbon atoms in the sugars.
C)  they are found in both bacterial,plant and animal cells.
D)  A and B.
E)  All of the above.F) C) and E)
G) None of the above

Question 9

Select the correct description from this list for the following terms:
-lipo-oligosaccharides that bacteria infecting legume plants produce

Accepted Answer

A)  nodulation factor
B)  H antigen (blood groups) 
C)  hyaluronic acid
D)  aggrecan
E)  bacterial cell wall (peptidoglycan) F) None of the above
G) A) and B)

Question 10

The intramolecular cyclization reaction of glucose in solution ________.

Accepted Answer

A)  generates a chiral center
B)  yields a hemiacetal
C)  usually forms a pyranose
D)  All of the aboveE) A) and B)
F) A) and C)

Question 11

Below is the structure for a cyclic D-monosaccharide.Which is the anomeric carbon atom?

Accepted Answer

A)  1
B)  2
C)  3
D)  4
E)  5F) B) and E)
G) None of the above

Question 12

Select the correct description from this list for the following terms:
-polysaccharide of GlcNAc and N-acetylmuramic acid

Accepted Answer

A)  nodulation factor
B)  H antigen (blood groups) 
C)  hyaluronic acid
D)  aggrecan
E)  bacterial cell wall (peptidoglycan) F) A) and E)
G) A) and B)

Exam 8: Carbohydrates

Vitamin C is an enediol of a lactone and is vital in the synthesis of collagen.

Correct Answer
verified

Termites and cows have bacteria in their digestive tracts that can obtain glucose from plant cellulose because they have enzymes that can attack

Correct Answer
verified

Enzymes in the human intestine which are needed to degrade plant starch into limit dextrin are

Correct Answer
verified

All carbohydrates have the empirical formula (CH₂O)n.

Correct Answer
verified

Select the correct description from this list for the following terms: -lipo-oligosaccharides that bacteria infecting legume plants produce

Correct Answer
verified

The reaction between one molecule of alcohol and one molecule of aldehyde yields an acetal.

Correct Answer
verified

The intramolecular cyclization reaction of glucose in solution ________.

Correct Answer
verified

Below is the structure for a cyclic D-monosaccharide.Which is the anomeric carbon atom?

Correct Answer
verified

Homoglycans are used for storage,while heteroglycans are used for cell structure.

Correct Answer
verified

The main reasons that glycoproteins are so diverse when compared to other proteoglycans are

Correct Answer
verified

Select the correct description from this list for the following terms: -polysaccharide of GlcNAc and N-acetylmuramic acid

Correct Answer
verified

Which are possible conformations of a furanose molecule?

Correct Answer
verified

Exam 8: Carbohydrates

Vitamin C is an enediol of a lactone and is vital in the synthesis of collagen.

Correct AnswerverifiedShow Answer

Termites and cows have bacteria in their digestive tracts that can obtain glucose from plant cellulose because they have enzymes that can attack

Correct AnswerverifiedShow Answer

Enzymes in the human intestine which are needed to degrade plant starch into limit dextrin are

Correct AnswerverifiedShow Answer

All carbohydrates have the empirical formula (CH₂O)n.

Correct AnswerverifiedShow Answer

Select the correct description from this list for the following terms: -lipo-oligosaccharides that bacteria infecting legume plants produce

Correct AnswerverifiedShow Answer

The reaction between one molecule of alcohol and one molecule of aldehyde yields an acetal.

Correct AnswerverifiedShow Answer

The intramolecular cyclization reaction of glucose in solution ________.

Correct AnswerverifiedShow Answer

Below is the structure for a cyclic D-monosaccharide.Which is the anomeric carbon atom?

Correct AnswerverifiedShow Answer

Homoglycans are used for storage,while heteroglycans are used for cell structure.

Correct AnswerverifiedShow Answer

The main reasons that glycoproteins are so diverse when compared to other proteoglycans are

Correct AnswerverifiedShow Answer

Select the correct description from this list for the following terms: -polysaccharide of GlcNAc and N-acetylmuramic acid

Correct AnswerverifiedShow Answer

Which are possible conformations of a furanose molecule?

Correct AnswerverifiedShow Answer

Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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