Question 1

Proteins are made up of 40 amino acids.

Accepted Answer

A) True 
 B)False

Question 2

Choose the correct statement.

Accepted Answer

A) Fructose is a pentose. 
B) All sugars have oxygen and are good oxidizing agents. 
C) Reducing sugars don't open into the straight chain form. 
D) Sucrose is a disaccharide. 
E) Ribose and deoxyribose are hexoses. 
A) Fructose is a pentose. 
B) All sugars have oxygen and are good oxidizing agents. 
C) Reducing sugars don't open into the straight chain form. 
D) Sucrose is a disaccharide. 
E) Ribose and deoxyribose are hexoses.

Question 3

Choose the INCORRECT statement.

Accepted Answer

A) The simplest carbohydrates are the oligosaccharides. 
B) Mono- and oligosaccharides are called sugars. 
C) Polysaccharides contain more than 10 monosaccharide units. 
D) Starch and cellulose are polysaccharides. 
E) The general term for all carbohydrates is glycoses. 
A) The simplest carbohydrates are the oligosaccharides. 
B) Mono- and oligosaccharides are called sugars. 
C) Polysaccharides contain more than 10 monosaccharide units. 
D) Starch and cellulose are polysaccharides. 
E) The general term for all carbohydrates is glycoses.

Question 4

Partial hydrolysis of an eleven amino acid polypeptide containing an N-terminal glycine yielded the fragments shown below (shown N- to C-terminus from left to right).What is the sequence of the original peptide?

Accepted Answer

A) C-gly-cys-met-cys-ile-val-val-ala-his-trp-met-N 
B) N-gly-trp-met-cys-val-ile-ala-val-val-ile-his-C 
C) N-gly-cys-val-val-ile-trp-his-met-cys-ala-val-C 
D) N-gly-cys-met-cys-ala-val-val-ile-his-trp-met-C 
E) C-gly-cys-ala-val-ala-val-val-his trp-met-cys-N 
A) C-gly-cys-met-cys-ile-val-val-ala-his-trp-met-N 
B) N-gly-trp-met-cys-val-ile-ala-val-val-ile-his-C 
C) N-gly-cys-val-val-ile-trp-his-met-cys-ala-val-C 
D) N-gly-cys-met-cys-ala-val-val-ile-his-trp-met-C 
E) C-gly-cys-ala-val-ala-val-val-his trp-met-cys-N

Proteins are made up of 40 amino acids.

Choose the correct statement.

Choose the INCORRECT statement.

Partial hydrolysis of an eleven amino acid polypeptide containing an N-terminal glycine yielded the fragments shown below (shown N- to C-terminus from left to right).What is the sequence of the original peptide?

Matter: Its Properties and Measurement

Atoms and the Atomic Theory

Chemical Compounds

Chemical Reactions

Introduction to Reactions in Aqueous Solutions

Gases

Thermochemistry

Electrons in Atoms

The Periodic Table and Some Atomic Properties

Chemical Bonding I: Basic Concepts

Chemical Bonding Ii: Valence Bond and Molecular Orbital Theories

Intermolecular Forces: Liquids and Solids

Spontaneous Change: Entropy and Gibbs Energy

Solutions and Their Physical Properties

Principles of Chemical Equilibrium

Acids and Bases

Additional Aspects of Acidbase Equilibria

Solubility and Complex-Ion Equilibria

Electrochemistry

Chemical Kinetics

Chemistry of the Main-Group Elements I: Groups 1,2,13,and 14

Chemistry of the Main-Group Elements Ii: Groups 18,17,16,15,and Hydrogen

The Transition Elements

Complex Ions and Coordination Compounds

Nuclear Chemistry

Structures of Organic Compounds

Reactions of Organic Compounds

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Exam 28: Chemistry of the Living State

Proteins are made up of 40 amino acids.

Choose the correct statement.

Choose the INCORRECT statement.

Partial hydrolysis of an eleven amino acid polypeptide containing an N-terminal glycine yielded the fragments shown below (shown N- to C-terminus from left to right).What is the sequence of the original peptide?

Matter: Its Properties and Measurement

Atoms and the Atomic Theory

Chemical Compounds

Chemical Reactions

Introduction to Reactions in Aqueous Solutions

Gases

Thermochemistry

Electrons in Atoms

The Periodic Table and Some Atomic Properties

Chemical Bonding I: Basic Concepts

Chemical Bonding Ii: Valence Bond and Molecular Orbital Theories

Intermolecular Forces: Liquids and Solids

Spontaneous Change: Entropy and Gibbs Energy

Solutions and Their Physical Properties

Principles of Chemical Equilibrium

Acids and Bases

Additional Aspects of Acidbase Equilibria

Solubility and Complex-Ion Equilibria

Electrochemistry

Chemical Kinetics

Chemistry of the Main-Group Elements I: Groups 1,2,13,and 14

Chemistry of the Main-Group Elements Ii: Groups 18,17,16,15,and Hydrogen

The Transition Elements

Complex Ions and Coordination Compounds

Nuclear Chemistry

Structures of Organic Compounds

Reactions of Organic Compounds

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