Question 1

The primer for in vivo DNA replication is:

Accepted Answer

A)  The 3' hydroxyl of the preceding Okazaki fragment. 
B)  A short piece of RNA. 
C)  A nick made in the DNA template. 
D)  A primer is not always required for DNA replication. 
E)  All of these are true. 
A)  The 3' hydroxyl of the preceding Okazaki fragment. 
B)  A short piece of RNA. 
C)  A nick made in the DNA template. 
D)  A primer is not always required for DNA replication. 
E)  All of these are true.

Question 2

The process by which an mRNA base sequence directs the amino acid sequence of a protein is called

Accepted Answer

A)  replication. 
B)  transcription. 
C)  translation. 
D)  nucleation. 
A)  replication. 
B)  transcription. 
C)  translation. 
D)  nucleation.

Question 3

DNA replication is a challenging process because:

Accepted Answer

A)  DNA strands must be separated 
B)  New DNA is always synthesized from the 5' → 3' direction but the two template strands run in opposite directions 
C)  The cell must guard against replication errors 
D)  All of these 
A)  DNA strands must be separated 
B)  New DNA is always synthesized from the 5' → 3' direction but the two template strands run in opposite directions 
C)  The cell must guard against replication errors 
D)  All of these

Question 4

Which of the following repair mechanisms would most likely be used to repair a G in DNA damaged by oxidation?

Accepted Answer

A)  Base Excision: 
B)  Nucleotide Excision 
C)  Pol III Proofreading 
D)  Mismatch Repair 
A)  Base Excision: 
B)  Nucleotide Excision 
C)  Pol III Proofreading 
D)  Mismatch Repair

Question 5

The direction of synthesis of a DNA strand is

Accepted Answer

A)  from the 5' end to the 3' end on both strands. 
B)  from the 3' end to the 5' end on both strands. 
C)  from the 5' end to the 3' end on one strand and from the 3' end to the 5' end on the other strand. 
D)  none of the above. 
A)  from the 5' end to the 3' end on both strands. 
B)  from the 3' end to the 5' end on both strands. 
C)  from the 5' end to the 3' end on one strand and from the 3' end to the 5' end on the other strand. 
D)  none of the above.

Question 6

Exhibit 10A Consider the following diagrams showing a replication fork moving from left to right. The thick lines represent the template/parental strands. The 5' and 3' represent the ends of those template/parental strands.
  
-Refer to Exhibit 10A. Which Okazaki fragment was synthesized earliest?

Accepted Answer

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

The primer for in vivo DNA replication is:

The process by which an mRNA base sequence directs the amino acid sequence of a protein is called

DNA replication is a challenging process because:

Which of the following repair mechanisms would most likely be used to repair a G in DNA damaged by oxidation?

The direction of synthesis of a DNA strand is

Exhibit 10A Consider the following diagrams showing a replication fork moving from left to right. The thick lines represent the template/parental strands. The 5' and 3' represent the ends of those template/parental strands. -Refer to Exhibit 10A. Which Okazaki fragment was synthesized earliest?

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The Behavior of Proteins: Enzymes, Mechanisms, and Control

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Storage Mechanisms and Control in Carbohydrate Metabolism

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Electron Transport and Oxidative Phosphorylation

Lipid Metabolism

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The Metabolism of Nitrogen

Integration of Metabolism: Cellular Signaling

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Exam 10: Biosynthesis of Nucleic Acids: Replication

The primer for in vivo DNA replication is:

The process by which an mRNA base sequence directs the amino acid sequence of a protein is called

DNA replication is a challenging process because:

Which of the following repair mechanisms would most likely be used to repair a G in DNA damaged by oxidation?

The direction of synthesis of a DNA strand is

Exhibit 10A Consider the following diagrams showing a replication fork moving from left to right. The thick lines represent the template/parental strands. The 5' and 3' represent the ends of those template/parental strands. -Refer to Exhibit 10A. Which Okazaki fragment was synthesized earliest?

Biochemistry and the Organization of Cells

Water: the Solvent for Biochemical Reactions

Amino Acids and Peptides

The Three-Dimensional Structure of Proteins

Protein Purification and Characterization Techniques

The Behavior of Proteins: Enzymes

The Behavior of Proteins: Enzymes, Mechanisms, and Control

Lipids and Proteins Are Associated in Biological Membranes

Nucleic Acids: How Structure Conveys Information

Transcription of the Genetic Code: Biosynthesis of RNA

Protein Synthesis: Translation of the Genetic Message

Nucleic Acid Biotechnology Techniques

Viruses, Cancer, and Immunology

The Importance of Energy Changes and Electron Transfer in Metabolism

Carbohydrates

Glycolysis

Storage Mechanisms and Control in Carbohydrate Metabolism

The Citric Acid Cycle

Electron Transport and Oxidative Phosphorylation

Lipid Metabolism

Photosynthesis

The Metabolism of Nitrogen

Integration of Metabolism: Cellular Signaling

Filters