Question 1

Which of the following does not contain a carbonyl group,C=O?

Accepted Answer

A)  an alkene
B)  a ketone
C)  an amide
D)  an ester

Question 2

The molecule H2NCH2CH2CH2OH contains an ________ functional group and an ________ functional group.

Accepted Answer

Question 3

How many isomers are there for C4H10?

Accepted Answer

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

Question 4

What is the IUPAC name for the continuous carbon chain of C4H10?

Accepted Answer

A)  butane
B)  methane
C)  butene
D)  octyne

Question 5

The molecules CH3CH2CH2CH2C  CH and CH3CH2CH2CH2CH=CH2,respectively,belong to the ________ family and the ________ family of organic molecules.

Accepted Answer

Question 6

Which substance is a monosaccharide?

Accepted Answer

A)  cellulose
B)  glucose
C)  glycogen
D)  starch

Question 7

Identify the amino acid shown below.

Accepted Answer

A)  Arganine (Arg) 
B)  Histidine (His) 
C)  Lysine (Lys) 
D)  Valine (Val)

Question 8

Which of the structures below are identical?

Accepted Answer

A)  I and II
B)  II and III
C)  III and IV
D)  I and IV

Question 9

Which one of the following amino acids does not contain a basic side chain?

Accepted Answer

A)  arginine
B)  histidine
C)  lysine
D)  glutamine

Question 10

The structure of DNA was proposed by

Accepted Answer

A)  Einstein.
B)  Curie.
C)  Watson and Crick.
D)  Copernicus.

Question 11

Which of the following statements best describes the difference between vegetable oils and animal fats?

Accepted Answer

A)  Animals fats have more carboxylic acid groups.
B)  Vegetable oils have carbon chains with more unsaturated bonds.
C)  Vegetable oils have more alcohol groups.
D)  Animal fats have more unsaturated bonds.

Question 12

What is the name of the following structure?

Accepted Answer

A)  tert-butylethyne
B)  3,3-dimethyl-1-pentyne
C)  3-ethyl-3-methyl-1-butyne
D)  trans-ethylmethylbutyne

Question 13

Identify the amine.

Accepted Answer

A)  CH3CH2COOCH3
B)  CH3CH2CH=CHCH3
C)  CH3CH2OH 
D)  CH3CH2H2

Question 14

Approximately what mass percent of a body's dry weight consists of proteins?

Accepted Answer

A)  5%
B)  40%
C)  50%
D)  70%

Question 15

The names of compounds with carbon-carbon double bonds contain the suffix

Accepted Answer

A)  -ane.
B)  -ene.
C)  -yne.
D)  -one.

Question 16

Identify the amino acid shown below.

Accepted Answer

A)  Methionine (Met) 
B)  Phenylalanine (Phe) 
C)  Proline (Pro) 
D)  Tryptophan (Trp)

Question 17

Which structure is 1,2-dibromobenzene?

Accepted Answer

A)  structure I
B)  structure II
C)  structure III
D)  structure IV

Question 18

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

Accepted Answer

adenine,gu...

Question 19

What is the complementary mRNA sequence to GCTATACCGT?

Accepted Answer

A)  ATCGCGTTAC
B)  CGAUAUGGCA
C)  TUGCGCUUTG
D)  UTCGCGTTUC

Question 20

The molecule CH3CH2CO2CH2CO2H contains an ________ functional group and a ________ functional group.

Accepted Answer

ester,carb...

Exam 23: Connections to Organic and Biological Chemistry

How many isomers are there for C4H10?

Correct AnswerverifiedShow Answer

What is the name of the following structure?

Correct AnswerverifiedShow Answer

The molecules CH3CH2CH2CH2C CH and CH3CH2CH2CH2CH=CH2,respectively,belong to the ________ family and the ________ family of organic molecules.

Correct AnswerverifiedShow Answer

Which one of the following amino acids does not contain a basic side chain?

Correct AnswerverifiedShow Answer

Which of the following statements best describes the difference between vegetable oils and animal fats?

Correct AnswerverifiedShow Answer

The molecule H2NCH2CH2CH2OH contains an ________ functional group and an ________ functional group.

Correct AnswerverifiedShow Answer

What is the IUPAC name for the continuous carbon chain of C4H10?

Correct AnswerverifiedShow Answer

The molecule CH3CH2CO2CH2CO2H contains an ________ functional group and a ________ functional group.

Correct Answerverifiedester,carb...View AnswerShow Answer

Which substance is a monosaccharide?

Correct AnswerverifiedShow Answer

Which of the following does not contain a carbonyl group,C=O?

Correct AnswerverifiedShow Answer

The structure of DNA was proposed by

Correct AnswerverifiedShow Answer

The names of compounds with carbon-carbon double bonds contain the suffix

Correct AnswerverifiedShow Answer

Identify the amino acid shown below.

Correct AnswerverifiedShow Answer

What is the complementary mRNA sequence to GCTATACCGT?

Correct AnswerverifiedShow Answer

Which structure is 1,2-dibromobenzene?

Correct AnswerverifiedShow Answer

Identify the amine.

Correct AnswerverifiedShow Answer

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

Correct Answerverifiedadenine,gu...View AnswerShow Answer

Identify the amino acid shown below.

Correct AnswerverifiedShow Answer

Approximately what mass percent of a body's dry weight consists of proteins?

Correct AnswerverifiedShow Answer

Which of the structures below are identical?

Correct AnswerverifiedShow Answer

How many isomers are there for C₄H₁₀?

Correct Answer
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The molecules CH₃CH₂CH₂CH₂C CH and CH₃CH₂CH₂CH₂CH=CH₂,respectively,belong to the family and the family of organic molecules.

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The molecule H₂NCH₂CH₂CH₂OH contains an functional group and an functional group.

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What is the IUPAC name for the continuous carbon chain of C₄H₁₀?

Correct Answer
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The molecule CH₃CH₂CO₂CH₂CO₂H contains an functional group and a functional group.

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

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adenine,gu...
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