Question 1

Polysaccharide structure can be varied by differences in

Accepted Answer

A)  chain length number of sugars in each polysaccharide). 
B)  the kinds) of sugars in each polysaccharides. 
C)  the presence of branching. 
D)  All of the above 
A)  chain length number of sugars in each polysaccharide). 
B)  the kinds) of sugars in each polysaccharides. 
C)  the presence of branching. 
D)  All of the above

Question 2

In solution α-D-glucopyranose and β-D-glucopyranose .

Accepted Answer

A)  rapidly polymerize to form a heteropolymer 
B)  can never exist together 
C)  form a racemic mixture 
D)  form an equilibrium mixture 
A)  rapidly polymerize to form a heteropolymer 
B)  can never exist together 
C)  form a racemic mixture 
D)  form an equilibrium mixture

Question 3

Both amylose and amylopectin molecules isolated from plant cells can contain as many as glucose residues.

Accepted Answer

A)  25 
B)  500 
C)  1000 
D)  2000 
E)  6000 
A)  25 
B)  500 
C)  1000 
D)  2000 
E)  6000

Question 4

Hydrolysis of maltose will yield .

Accepted Answer

A)  glucose and galactose 
B)  fructose and glucose 
C)  glucose and mannose 
D)  glucose only 
A)  glucose and galactose 
B)  fructose and glucose 
C)  glucose and mannose 
D)  glucose only

Question 5

Furanoses have more three-dimensional conformations than pyranoses.

Accepted Answer

A) True 
 B)False

Question 6

Nodulation factors are .

Accepted Answer

A)  polysaccharides that help maintain the integrity of tree bark 
B)  lipo-oligosaccharides that stimulate the growth of nitrogen-fixing structures in plants 
C)  polysaccharides used to store energy in the roots of plants 
D)  lipo-saccharides that are often found in tumors 
A)  polysaccharides that help maintain the integrity of tree bark 
B)  lipo-oligosaccharides that stimulate the growth of nitrogen-fixing structures in plants 
C)  polysaccharides used to store energy in the roots of plants 
D)  lipo-saccharides that are often found in tumors

Question 7

The chair conformation of furanoses is generally preferred to minimize steric repulsion.

Accepted Answer

A) True 
 B)False

Question 8

Which does not apply to dihydroxyacetone?

Accepted Answer

A)  ketose 
B)  triose 
C)  chiral 
D)  water-soluble 
A)  ketose 
B)  triose 
C)  chiral 
D)  water-soluble

Question 9

All carbohydrates have the empirical formula CH2O)n.

Accepted Answer

A) True 
 B)False

Question 10

Ribitol is a sugar alcohol that is a component of

Accepted Answer

A)  vitamin C. 
B)  RNA. 
C)  FMN and FAD. 
D)  NAD and NADH. 
E)  sialic acid. 
A)  vitamin C. 
B)  RNA. 
C)  FMN and FAD. 
D)  NAD and NADH. 
E)  sialic acid.

Question 11

The elasticity and resistance to compression of connective tissue is due to

Accepted Answer

A)  the branching of the glycosaminoglycans there. 
B)  the glycosidic linkage to the serine of proteins in the glycosaminoglycans. 
C)  the carboxyl and sulfated groups in the glycosaminoglycans. 
D)  the rigid structure of the glycosaminoglycans. 
E)  All of the above 
A)  the branching of the glycosaminoglycans there. 
B)  the glycosidic linkage to the serine of proteins in the glycosaminoglycans. 
C)  the carboxyl and sulfated groups in the glycosaminoglycans. 
D)  the rigid structure of the glycosaminoglycans. 
E)  All of the above

Question 12

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

Accepted Answer

A) True 
 B)False

Question 13

Some glycoproteins may have identical protein components and variable polysaccharide components.

Accepted Answer

A) True 
 B)False

Question 14

Highly branched cores of amlyopectin that are resistant to hydrolysis are called .

Accepted Answer

A)  core saccharides 
B)  non-reducing saccharides 
C)  dextran 
D)  limit dextrins 
A)  core saccharides 
B)  non-reducing saccharides 
C)  dextran 
D)  limit dextrins

Question 15

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

Accepted Answer

A) True 
 B)False

Question 16

Amylose differs from amylopectin in that amylose

Accepted Answer

A)  has different monomers than amylopectin. 
B)  has more glucose residues than amylopectin. 
C)  is highly branched and amylopectin is not. 
D)  forms a helix and no branch points. 
A)  has different monomers than amylopectin. 
B)  has more glucose residues than amylopectin. 
C)  is highly branched and amylopectin is not. 
D)  forms a helix and no branch points.

Question 17

Sugar alcohols do not have a carbonyl group.

Accepted Answer

A) True 
 B)False

Polysaccharide structure can be varied by differences in

In solution α-D-glucopyranose and β-D-glucopyranose .

Both amylose and amylopectin molecules isolated from plant cells can contain as many as glucose residues.

Hydrolysis of maltose will yield .

Furanoses have more three-dimensional conformations than pyranoses.

Nodulation factors are .

The chair conformation of furanoses is generally preferred to minimize steric repulsion.

Which does not apply to dihydroxyacetone?

All carbohydrates have the empirical formula CH₂O)_n.

Ribitol is a sugar alcohol that is a component of

The elasticity and resistance to compression of connective tissue is due to

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

Some glycoproteins may have identical protein components and variable polysaccharide components.

Highly branched cores of amlyopectin that are resistant to hydrolysis are called .

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

Amylose differs from amylopectin in that amylose

Sugar alcohols do not have a carbonyl group.

Introduction to Biochemistry

Water

Amino Acids and the Primary Structures of Proteins

Proteins: Three-Dimensional Structure and Function

Properties of Enzymes

Mechanisms of Enzymes

Coenzymes and Vitamins

Lipids and Membranes

Introduction to Metabolism

Glycolysis

Gluconeogenesis, the Pentose Phosphate Pathway, and Glycogen Metabolism

The Citric Acid Cycle

Electron Transport and Oxidative Phosphorylation

Photosynthesis

Lipid Metabolism

Amino Acid Metabolism

Nucleotide Metabolism

Nucleic Acids

Dna Replication, Repair, and Recombination

Transcription and Rna Processing

Protein Synthesis

Recombinant Dna Technology

Filters

Exam 8: Carbohydrates

Polysaccharide structure can be varied by differences in

In solution α-D-glucopyranose and β-D-glucopyranose .

Both amylose and amylopectin molecules isolated from plant cells can contain as many as glucose residues.

Hydrolysis of maltose will yield .

Furanoses have more three-dimensional conformations than pyranoses.

Nodulation factors are .

The chair conformation of furanoses is generally preferred to minimize steric repulsion.

Which does not apply to dihydroxyacetone?

All carbohydrates have the empirical formula CH2O)n.

Ribitol is a sugar alcohol that is a component of

The elasticity and resistance to compression of connective tissue is due to

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

Some glycoproteins may have identical protein components and variable polysaccharide components.

Highly branched cores of amlyopectin that are resistant to hydrolysis are called .

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

Amylose differs from amylopectin in that amylose

Sugar alcohols do not have a carbonyl group.

Introduction to Biochemistry

Water

Amino Acids and the Primary Structures of Proteins

Proteins: Three-Dimensional Structure and Function

Properties of Enzymes

Mechanisms of Enzymes

Coenzymes and Vitamins

Lipids and Membranes

Introduction to Metabolism

Glycolysis

Gluconeogenesis, the Pentose Phosphate Pathway, and Glycogen Metabolism

The Citric Acid Cycle

Electron Transport and Oxidative Phosphorylation

Photosynthesis

Lipid Metabolism

Amino Acid Metabolism

Nucleotide Metabolism

Nucleic Acids

Dna Replication, Repair, and Recombination

Transcription and Rna Processing

Protein Synthesis

Recombinant Dna Technology

Filters

All carbohydrates have the empirical formula CH₂O)_n.