Question 1

Coli DNA polymerases?

Accepted Answer

A)  There are five structural classes. 
B)  All have finger and thumb domains that wrap around the DNA. 
C)  All catalyze the same reaction, which requires metal cofactors. 
D)  B and C. 
E)  A, B, and C. 
A)  There are five structural classes. 
B)  All have finger and thumb domains that wrap around the DNA. 
C)  All catalyze the same reaction, which requires metal cofactors. 
D)  B and C. 
E)  A, B, and C.

Question 2

What do DNA polymerases require for replication to begin?

Accepted Answer

A)  supercoiled DNA 
B)  single-stranded template DNA 
C)  a primer strand to elongate 
D)  All of the above. 
E)  None of the above. 
A)  supercoiled DNA 
B)  single-stranded template DNA 
C)  a primer strand to elongate 
D)  All of the above. 
E)  None of the above.

Question 3

Why are enzymes, other than DNA polymerase, required for replication?

Accepted Answer

DNA is an extremely stable molecule with

Question 4

The primer for DNA synthesis is an RNA molecule formed by the enzyme ________________.

Accepted Answer

The answer of The primer for DNA synthesis is an...

Question 5

Choose the correct answer from the list below. Not all of the answers will be used.
-Proteins that use ATP hydrolysis to separate the DNA during replication are called _______________.

Accepted Answer

A) helicases 
B) Type I 
C) Type II 
D) G-rich strand 
E) telomeres
F)topoisomerases
G)DNA polymerase
H)A-DNA
I)trombone-slide model
J)template
K)Holliday
L)Okazaki 
A) helicases 
B) Type I 
C) Type II 
D) G-rich strand 
E) telomeres
F)topoisomerases
G)DNA polymerase
H)A-DNA
I)trombone-slide model
J)template
K)Holliday
L)Okazaki

Exam 34: DNA Replication

Coli DNA polymerases?

What do DNA polymerases require for replication to begin?

Why are enzymes, other than DNA polymerase, required for replication?

The primer for DNA synthesis is an RNA molecule formed by the enzyme ________________.

Choose the correct answer from the list below. Not all of the answers will be used. -Proteins that use ATP hydrolysis to separate the DNA during replication are called _______________.

Biochemistry and the Unity of Life

Water, Weak Bonds, and the Generation of Order Out of Chaos

Amino Acids

Protein Three-Dimensional Structure

Techniques in Protein Biochemistry

Basic Concepts of Enzyme Action

Kinetics and Regulation

Mechanisms and Inhibitors

Hemoglobin: an Allosteric Protein

Carbohydrates

Lipids

Membrane Structure and Function

Signal Transduction Pathways

Digestion: Turning a Meal Into Cellular Biochemicals

Metabolism: Basic Concepts and Design

Glycolysis

Gluconeogenesis

Preparation for the Cycle

Harvesting Electrons From the Cycle

The Electron Transport Chain

The Proton-Motive Force

The Light Reactions

The Calvin Cycle

Glycogen Degradation

Glycogen Synthesis

The Pentose Phosphate Pathway

Fatty Acid Degredation

Fatty Acid Synthesis

Lipid Synthesis

Amino Acid Degradation and the Urea Cycle

Amino Acids Synthesis

Nucleotide Metabolism

The Structure of Informational Macromolecules: Dna and Rna

DNA Repair and Recombination

RNA Synthesis and Regulation in Prokaryotes

Gene Expression in Eukaryotes

RNA Processing in Eukaryotes

The Genetic Code

The Mechanism of Protein Synthesis

Recombinant DNA Techniques

Filters