Question 1

Dihydroxyacetone is classified as a(n)_______.

Accepted Answer

A) aldotriose 
B) ketotriose 
C) aldotetrose 
D) ketotetrose 
E) none of the above 
A) aldotriose 
B) ketotriose 
C) aldotetrose 
D) ketotetrose 
E) none of the above

Question 2

What is the C-4 epimer of glucose?

Accepted Answer

A) allose 
B) mannose 
C) gulose 
D) galactose 
E) fructose 
A) allose 
B) mannose 
C) gulose 
D) galactose 
E) fructose

Question 3

Given the structure of D-galactose,draw the structure of L-galactose in both open chain and Haworth projections ($\alpha$ anomer).

Accepted Answer

The answer of Given the structure of D-galactose,draw the structure...

Question 4

Gluconic acid is derived from ________ while glucuronic acid is derived from _______.

Accepted Answer

A) glucose;gulose 
B) gulose;glucose 
C) glucose;glucose 
D) glucose;galactose 
E) galactose;glucose 
A) glucose;gulose 
B) gulose;glucose 
C) glucose;glucose 
D) glucose;galactose 
E) galactose;glucose

Question 5

How many carbon atoms are found in the smallest molecules that are classified as carbohydrates?

Accepted Answer

A) 1 
B) 2 
C) 3 
D) 4 
E) 5 
A) 1 
B) 2 
C) 3 
D) 4 
E) 5

Question 6

How many stereoisomers would be expected from a ketohexose?

Accepted Answer

A) 4 
B) 8 
C) 16 
D) 32 
E) 64 
A) 4 
B) 8 
C) 16 
D) 32 
E) 64

Question 7

Which of the following correctly identifies key elements present on the exterior of Gram-negative (GN)and Gram-positive (GP)bacteria?

Accepted Answer

A) GN: single lipid bilayer;GP: two lipid bilayers 
B) GN: single peptidoglycan layer;GP: multiple peptidoglycan layers 
C) GN: extensively crosslinked peptidoglycans;GP: uncrosslinked peptidoglycan 
D) GN: contains both N-acetylmuramic acid and N-acetylglucosamine;GP: contains only N-acetylmuramic acid 
E) none of the above 
A) GN: single lipid bilayer;GP: two lipid bilayers 
B) GN: single peptidoglycan layer;GP: multiple peptidoglycan layers 
C) GN: extensively crosslinked peptidoglycans;GP: uncrosslinked peptidoglycan 
D) GN: contains both N-acetylmuramic acid and N-acetylglucosamine;GP: contains only N-acetylmuramic acid 
E) none of the above

Dihydroxyacetone is classified as a(n)_______.

What is the C-4 epimer of glucose?

Given the structure of D-galactose,draw the structure of L-galactose in both open chain and Haworth projections ( $\alpha$ anomer). $Given the structure of D-galactose,draw the structure of L-galactose in both open chain and Haworth projections ( \alpha anomer).$

Gluconic acid is derived from __ while glucuronic acid is derived from _.

How many carbon atoms are found in the smallest molecules that are classified as carbohydrates?

How many stereoisomers would be expected from a ketohexose?

Which of the following correctly identifies key elements present on the exterior of Gram-negative (GN)and Gram-positive (GP)bacteria?

The Scope of Biochemistry

The Matrix of Life: Weak Interactions in an Aqueous Environment

The Energetics of Life

Nucleic Acids

Introduction to Proteins: the Primary Level of Protein Structure

The Three-Dimensional Structure of Proteins

Protein Function and Evolution

Contractile Proteins and Molecular Motors

Lipids,membranes and Cellular Transport

Enzymes: Biological Catalysts

Chemical Logic of Metabolism

Carbohydrate Metabolism: Glycolysis, gluconeogenesis, glycogen Metabolism, and the Pentose Phosphate Pathway

Citric Acid Cycle and Glyoxylate Cycle

Electron Transport, oxidative Phosphorylation, and Oxygen Metabolism

Photosynthesis

Lipid Metabolism I: Fatty Acids,triacylglycerols,and Lipoproteins

Interorgan and Intracellular Coordination of Energy Metabolism in Vertebrates

Lipid Metabolism Ii: Membrane Lipids, steroids, isoprenoids, and Eicosanoids

Metabolism of Nitrogenous Compounds I: Principles of Biosynthesis, utilization, and Turnover

Metabolism of Nitogenous Compounds Ii: Amino Acids, porphyrins, and Neurotransmitters

Nucleotide Metabolism

Mechanisms of Signal Transduction

Genes,genomes and Chromosomes

Dna Replication

Dna Restructuring: Repair,recombination,rearrangement,amplification

Information Readout: Transcription and Post-Transcriptional Processing

Information Decoding: Translation and Post-Translational Protein Processing

Regulation of Gene Expression

Filters

Exam 9: Carbohydrates: Sugars,saccharides,glycans

Dihydroxyacetone is classified as a(n)_______.

What is the C-4 epimer of glucose?

Given the structure of D-galactose,draw the structure of L-galactose in both open chain and Haworth projections ( α\alphaα anomer).

Gluconic acid is derived from ________ while glucuronic acid is derived from _______.

How many carbon atoms are found in the smallest molecules that are classified as carbohydrates?

How many stereoisomers would be expected from a ketohexose?

Which of the following correctly identifies key elements present on the exterior of Gram-negative (GN)and Gram-positive (GP)bacteria?

The Scope of Biochemistry

The Matrix of Life: Weak Interactions in an Aqueous Environment

The Energetics of Life

Nucleic Acids

Introduction to Proteins: the Primary Level of Protein Structure

The Three-Dimensional Structure of Proteins

Protein Function and Evolution

Contractile Proteins and Molecular Motors

Lipids,membranes and Cellular Transport

Enzymes: Biological Catalysts

Chemical Logic of Metabolism

Carbohydrate Metabolism: Glycolysis, gluconeogenesis, glycogen Metabolism, and the Pentose Phosphate Pathway

Citric Acid Cycle and Glyoxylate Cycle

Electron Transport, oxidative Phosphorylation, and Oxygen Metabolism

Photosynthesis

Lipid Metabolism I: Fatty Acids,triacylglycerols,and Lipoproteins

Interorgan and Intracellular Coordination of Energy Metabolism in Vertebrates

Lipid Metabolism Ii: Membrane Lipids, steroids, isoprenoids, and Eicosanoids

Metabolism of Nitrogenous Compounds I: Principles of Biosynthesis, utilization, and Turnover

Metabolism of Nitogenous Compounds Ii: Amino Acids, porphyrins, and Neurotransmitters

Nucleotide Metabolism

Mechanisms of Signal Transduction

Genes,genomes and Chromosomes

Dna Replication

Dna Restructuring: Repair,recombination,rearrangement,amplification

Information Readout: Transcription and Post-Transcriptional Processing

Information Decoding: Translation and Post-Translational Protein Processing

Regulation of Gene Expression

Filters

Given the structure of D-galactose,draw the structure of L-galactose in both open chain and Haworth projections ( $\alpha$ anomer). $Given the structure of D-galactose,draw the structure of L-galactose in both open chain and Haworth projections ( \alpha anomer).$

Gluconic acid is derived from __ while glucuronic acid is derived from _.