Question 1

Which of the following bases pairs with guanine?

Accepted Answer

A)  
  
B)  
  
C)  
  
D)  
  
E)  
  
A)  
  
B)  
  
C)  
  
D)  
  
E)  
  E

Question 2

Which of the following bases is not present in RNA?

Accepted Answer

A)  
  
B)  
  
C)  
  
D)  
  
E)  
  
A)  
  
B)  
  
C)  
  
D)  
  
E)  
  D

Question 3

The coenzymes known as NAD+, FAD and coenzyme A all contain a derivative of _____.

Accepted Answer

A)  adenosine 
B)  cytidine 
C)  guanosine 
D)  thymidine 
E)  uridine 
A)  adenosine 
B)  cytidine 
C)  guanosine 
D)  thymidine 
E)  uridine A

Question 4

Which of the following is correctly paired with its nucleoside?

Accepted Answer

A)  adenine: adenylate 
B)  cytosine: cytidine diphosphate 
C)  guanine: guanosine 
D)  thymine: thymidylate 
E)  uridine: uridine triphosphate 
A)  adenine: adenylate 
B)  cytosine: cytidine diphosphate 
C)  guanine: guanosine 
D)  thymine: thymidylate 
E)  uridine: uridine triphosphate

Question 5

What term describes the process of converting the information found in DNA into the sequence of a protein?

Accepted Answer

A)  replication 
B)  transcription 
C)  translation 
D)  expression 
E)  none of the above 
A)  replication 
B)  transcription 
C)  translation 
D)  expression 
E)  none of the above

Question 6

A base found exclusively in DNA is _____ while _____ is found only in RNA.

Accepted Answer

A)  adenine; cytosine 
B)  guanine; thymine 
C)  uracil; adenine 
D)  cytosine; guanine 
E)  thymine; uracil 
A)  adenine; cytosine 
B)  guanine; thymine 
C)  uracil; adenine 
D)  cytosine; guanine 
E)  thymine; uracil

Question 7

Bacteria and archaea typically have fewer than _____ genes while plants and animals typically have greater than _____ genes.

Accepted Answer

A)  200; 1,000 
B)  500; 2,500 
C)  1,000; 5,000 
D)  5,000; 10,000 
E)  10,000; 100,000 
A)  200; 1,000 
B)  500; 2,500 
C)  1,000; 5,000 
D)  5,000; 10,000 
E)  10,000; 100,000

Question 8

Coenzyme A contains ___ and ___.

Accepted Answer

adenosine

Question 9

Nicotinamide adenine dinucleotide contains ___ and ___.

Accepted Answer

adenosine

Question 10

If instead of four different bases in DNA and RNA, there were six, what is the minimum size of a codon to encode the 20 amino acids commonly found in proteins?

Accepted Answer

A)  1 
B)  2 
C)  3 
D)  4 
E)  cannot be determined 
A)  1 
B)  2 
C)  3 
D)  4 
E)  cannot be determined

Question 11

The presence of _____ approximately once in every 1000 base pairs is what makes each individual human genetically unique.

Accepted Answer

A)  orphan genes 
B)  horizontal genes 
C)  homologous genes 
D)  transposable elements 
E)  single nucleotide polymorphisms 
A)  orphan genes 
B)  horizontal genes 
C)  homologous genes 
D)  transposable elements 
E)  single nucleotide polymorphisms

Question 12

Which of the following non-covalent interactions is the most important in maintaining the structure of the double helix?

Accepted Answer

A)  phosphodiester bonds 
B)  hydrogen bonds 
C)  London dispersion forces 
D)  van der Waals interactions 
E)  ionic interactions 
A)  phosphodiester bonds 
B)  hydrogen bonds 
C)  London dispersion forces 
D)  van der Waals interactions 
E)  ionic interactions

Question 13

The most common base pairs in DNA are _____ and _____.

Accepted Answer

A)  A-T; A-G 
B)  G-C; C-A 
C)  T-A; A-U 
D)  C-G; T-A 
E)  G-U; A-T 
A)  A-T; A-G 
B)  G-C; C-A 
C)  T-A; A-U 
D)  C-G; T-A 
E)  G-U; A-T

Question 14

The link between a purine and ribose is made from the ___ of the purine ring to the ___ of the ribose.

Accepted Answer

The answer of The link between a purine and ribose...

Question 15

Which of the following represents a DNA mutation in the template strand that would convert serine to cysteine?

Accepted Answer

A)  5   -GCT-3    to 5   -GCA-3   
B)  5   -AGC-3    to 5   -TGC-3   
C)  5   -AGC-3    to 5   -UGC-3' 
D)  5   -AGU-3    to 5   -UGU-3   
E)  5   -TCG-3   to 5   -TCC-3   
A)  5   -GCT-3    to 5   -GCA-3   
B)  5   -AGC-3    to 5   -TGC-3   
C)  5   -AGC-3    to 5   -UGC-3' 
D)  5   -AGU-3    to 5   -UGU-3   
E)  5   -TCG-3   to 5   -TCC-3

Question 16

Differences in structure between a DNA helix and an RNA helix can predominantly be attributed to the presence of _____ in RNA.

Accepted Answer

A)  uracil 
B)  2     hydroxyl group 
C)  3     hydroxyl group 
D)  smaller sizes of RNA molecules 
E)  none of the above 
A)  uracil 
B)  2     hydroxyl group 
C)  3     hydroxyl group 
D)  smaller sizes of RNA molecules 
E)  none of the above

Question 17

Which of the following is a characteristic of Chargaff's rules?

Accepted Answer

A)  A + T = C + G 
B)  A + G = C + T 
C)  A + G = C + U 
D)  all organisms have identical amounts of all four nucleotides 
E)  none of the above 
A)  A + T = C + G 
B)  A + G = C + T 
C)  A + G = C + U 
D)  all organisms have identical amounts of all four nucleotides 
E)  none of the above

Which of the following bases pairs with guanine?

Which of the following bases is not present in RNA?

The coenzymes known as NAD⁺, FAD and coenzyme A all contain a derivative of _____.

Which of the following is correctly paired with its nucleoside?

What term describes the process of converting the information found in DNA into the sequence of a protein?

A base found exclusively in DNA is _ while _ is found only in RNA.

Bacteria and archaea typically have fewer than _ genes while plants and animals typically have greater than _ genes.

Coenzyme A contains _ and _.

Nicotinamide adenine dinucleotide contains _ and _.

If instead of four different bases in DNA and RNA, there were six, what is the minimum size of a codon to encode the 20 amino acids commonly found in proteins?

The presence of _____ approximately once in every 1000 base pairs is what makes each individual human genetically unique.

Which of the following non-covalent interactions is the most important in maintaining the structure of the double helix?

The most common base pairs in DNA are _ and _.

The link between a purine and ribose is made from the _ of the purine ring to the _ of the ribose.

Which of the following represents a DNA mutation in the template strand that would convert serine to cysteine?

Differences in structure between a DNA helix and an RNA helix can predominantly be attributed to the presence of _____ in RNA.

Which of the following is a characteristic of Chargaff's rules?

The Chemical Basis of Life

Aqueous Chemistry

Protein Structure

Protein Function

How Enzymes Work

Enzyme Kinetics and Inhibition

Lipids and Membranes

Membrane Transport

Signaling

Carbohydrates

Metabolism and Bioenergetics

Glucose Metabolism

The Citric Acid Cycle

Oxidative Phosphorylation

Photosynthesis

Lipid Metabolism

Nitrogen Metabolism

Regulation of Mammalian Fuel Metabolism

DNA Replication and Repair

Transcription and RNA

Protein Synthesis

Filters

Exam 3: Nucleic Acid Structure and Function

Which of the following bases pairs with guanine?

Which of the following bases is not present in RNA?

The coenzymes known as NAD+, FAD and coenzyme A all contain a derivative of _____.

Which of the following is correctly paired with its nucleoside?

What term describes the process of converting the information found in DNA into the sequence of a protein?

A base found exclusively in DNA is _____ while _____ is found only in RNA.

Bacteria and archaea typically have fewer than _____ genes while plants and animals typically have greater than _____ genes.

Coenzyme A contains ___ and ___.

Nicotinamide adenine dinucleotide contains ___ and ___.

If instead of four different bases in DNA and RNA, there were six, what is the minimum size of a codon to encode the 20 amino acids commonly found in proteins?

The presence of _____ approximately once in every 1000 base pairs is what makes each individual human genetically unique.

Which of the following non-covalent interactions is the most important in maintaining the structure of the double helix?

The most common base pairs in DNA are _____ and _____.

The link between a purine and ribose is made from the ___ of the purine ring to the ___ of the ribose.

Which of the following represents a DNA mutation in the template strand that would convert serine to cysteine?

Differences in structure between a DNA helix and an RNA helix can predominantly be attributed to the presence of _____ in RNA.

Which of the following is a characteristic of Chargaff's rules?

The Chemical Basis of Life

Aqueous Chemistry

Protein Structure

Protein Function

How Enzymes Work

Enzyme Kinetics and Inhibition

Lipids and Membranes

Membrane Transport

Signaling

Carbohydrates

Metabolism and Bioenergetics

Glucose Metabolism

The Citric Acid Cycle

Oxidative Phosphorylation

Photosynthesis

Lipid Metabolism

Nitrogen Metabolism

Regulation of Mammalian Fuel Metabolism

DNA Replication and Repair

Transcription and RNA

Protein Synthesis

Filters

The coenzymes known as NAD⁺, FAD and coenzyme A all contain a derivative of _____.

A base found exclusively in DNA is _ while _ is found only in RNA.

Bacteria and archaea typically have fewer than _ genes while plants and animals typically have greater than _ genes.

Coenzyme A contains _ and _.

Nicotinamide adenine dinucleotide contains _ and _.

The most common base pairs in DNA are _ and _.

The link between a purine and ribose is made from the _ of the purine ring to the _ of the ribose.