Question 1

Another term for alkanes is

Accepted Answer

A) alkenes. 
B) alkynes. 
C) saturated hydrocarbons. 
D) unsaturated hydrocarbons. 
A) alkenes. 
B) alkynes. 
C) saturated hydrocarbons. 
D) unsaturated hydrocarbons.

Question 2

Which two amino acids form the dipeptide below?

Accepted Answer

A) asparagine and proline 
B) glycine and cysteine 
C) serine and alanine 
D) threonine and valine 
A) asparagine and proline 
B) glycine and cysteine 
C) serine and alanine 
D) threonine and valine

Question 3

The four cyclic amine bases that occur in DNA are ________,________,________,and ________.

Accepted Answer

adenine,gu

Question 4

What is the backbone of the nucleic acid constructed of?

Accepted Answer

A) alternating sugar phosphate groups 
B) amine bases 
C) glucose polymers 
D) polyamides 
A) alternating sugar phosphate groups 
B) amine bases 
C) glucose polymers 
D) polyamides

Question 5

Based on the structure of its side chains,the amino acid shown below can be classified as

Accepted Answer

A) acidic. 
B) basic. 
C) neutral,non-polar. 
D) neutral,polar. 
A) acidic. 
B) basic. 
C) neutral,non-polar. 
D) neutral,polar.

Question 6

Compounds that have the same formula but different molecular structures are called

Accepted Answer

A) isoelectronic. 
B) isomers. 
C) isotones. 
D) isotopes. 
A) isoelectronic. 
B) isomers. 
C) isotones. 
D) isotopes.

Question 7

What is the sugar component in RNA called?

Accepted Answer

A) fructose 
B) galactose 
C) glucose 
D) ribose 
A) fructose 
B) galactose 
C) glucose 
D) ribose

Question 8

To which family does this organic compound belong?

Accepted Answer

A) alkane 
B) alkene 
C) alkyne 
D) arene 
A) alkane 
B) alkene 
C) alkyne 
D) arene

Question 9

The number of different monochloro substitution products (C5H11Cl)that can form from the reaction of 2,2-dimethylpropane with Cl2 is ________.

Accepted Answer

Question 10

-In the figure above,which are branched hydrocarbons?

Accepted Answer

A) All are branched hydrocarbons. 
B) None are branched hydrocarbons. 
C) only (1)and (4) 
D) only (1),(2),and (4) 
A) All are branched hydrocarbons. 
B) None are branched hydrocarbons. 
C) only (1)and (4) 
D) only (1),(2),and (4)

Question 11

What is the IUPAC name of the following alkane?

Accepted Answer

A) 2,5-dimethylhexane 
B) octane 
C) 1,1,4,4-tetramethylbutane 
D) 1,1,4-trimethylpentane 
A) 2,5-dimethylhexane 
B) octane 
C) 1,1,4,4-tetramethylbutane 
D) 1,1,4-trimethylpentane

Question 12

Which one of the following molecules can rotate freely around its carbon-carbon bond?

Accepted Answer

A) acetylene 
B) cyclopropane 
C) ethane 
D) ethylene 
A) acetylene 
B) cyclopropane 
C) ethane 
D) ethylene

Question 13

Which statement below regarding fatty acids is not correct? Fatty acids

Accepted Answer

A) are always liquids. 
B) are long chain carboxylic acids. 
C) are usually unbranched chains. 
D) usually have an even number of carbon atoms. 
A) are always liquids. 
B) are long chain carboxylic acids. 
C) are usually unbranched chains. 
D) usually have an even number of carbon atoms.

Question 14

To which family does this organic compound belong?

Accepted Answer

A) alcohol 
B) aldehyde 
C) ether 
D) ketone 
A) alcohol 
B) aldehyde 
C) ether 
D) ketone

Question 15

What is the complementary DNA sequence to ATATGGTC?

Accepted Answer

A) CGCGTTGA 
B) GCGCAACT 
C) TATACCAG 
D) TUTUCCAG 
A) CGCGTTGA 
B) GCGCAACT 
C) TATACCAG 
D) TUTUCCAG

Question 16

What class of compounds are cyclic?

Accepted Answer

A) DNA 
B) lipids 
C) monosaccharides 
D) proteins 
A) DNA 
B) lipids 
C) monosaccharides 
D) proteins

Question 17

What is the IUPAC name for the following compound?

Accepted Answer

A) 1,3-dimethyl-1-ethylhexane 
B) 4,6-dimethyl-6-ethylhexane 
C) 3,5-dimethyloctane 
D) sec-hexylbutane 
A) 1,3-dimethyl-1-ethylhexane 
B) 4,6-dimethyl-6-ethylhexane 
C) 3,5-dimethyloctane 
D) sec-hexylbutane

Question 18

An alkyl group is named for the part of the alkane group that remains after a ________ is removed.

Accepted Answer

A) C atom 
B) CH3 group 
C) CH2 group 
D) H atom 
A) C atom 
B) CH3 group 
C) CH2 group 
D) H atom

Question 19

________ is the means by which information in DNA is transferred to and decoded by RNA.________ is the means by which RNA uses information to build proteins.

Accepted Answer

transcript

Question 20

What are the products of a hydrolysis reaction of an ester?

Accepted Answer

A) an alcohol and an alkane 
B) a carboxylic acid and an alcohol 
C) an ether and an alkene 
D) a ketone and an aldehyde 
A) an alcohol and an alkane 
B) a carboxylic acid and an alcohol 
C) an ether and an alkene 
D) a ketone and an aldehyde

Exam 23: Organic and Biological Chemistry

Another term for alkanes is

Which two amino acids form the dipeptide below?

The four cyclic amine bases that occur in DNA are ________,________,________,and ________.

What is the backbone of the nucleic acid constructed of?

Based on the structure of its side chains,the amino acid shown below can be classified as

Compounds that have the same formula but different molecular structures are called

What is the sugar component in RNA called?

To which family does this organic compound belong?

The number of different monochloro substitution products (C5H11Cl)that can form from the reaction of 2,2-dimethylpropane with Cl2 is ________.

-In the figure above,which are branched hydrocarbons?

What is the IUPAC name of the following alkane?

Which one of the following molecules can rotate freely around its carbon-carbon bond?

Which statement below regarding fatty acids is not correct? Fatty acids

To which family does this organic compound belong?

What is the complementary DNA sequence to ATATGGTC?

What class of compounds are cyclic?

What is the IUPAC name for the following compound?

An alkyl group is named for the part of the alkane group that remains after a ________ is removed.

________ is the means by which information in DNA is transferred to and decoded by RNA.________ is the means by which RNA uses information to build proteins.

What are the products of a hydrolysis reaction of an ester?

Chemistry: Matter and Measurement

Atoms, molecules, and Ions

Formulas, equations, and Moles

Reactions in Aqueous Solutions

Periodicity and the Atomic Structure of Atoms

Ionic Bonds and Some Main-Group Chemistry

Covalent Bonds and Molecular Structure

Thermochemistry: Chemical Energy

Gases: Their Properties and Behavior

Liquids,solids,and Phase Changes

Solutions and Their Properties

Chemical Kinetics

Chemical Equilibrium

Aqueous Equilibria: Acids and Bases

Applications of Aqueous Equilibria

Thermodynamics: Entropy, free Energy, and Equilibrium

Electrochemistry

Hydrogen, oxygen, and Water

The Main-Group Elements

Transition Elements and Coordination Chemistry

Metals and Solid-State Materials

Nuclear Chemistry

Filters

The four cyclic amine bases that occur in DNA are ,,,and .

The number of different monochloro substitution products (C₅H₁₁Cl)that can form from the reaction of 2,2-dimethylpropane with Cl₂ is ________.

is the means by which information in DNA is transferred to and decoded by RNA. is the means by which RNA uses information to build proteins.