Question 1

A six carbon sugar is a component of

Accepted Answer

A) RNA 
B) DNA 
C) Both DNA and RNA 
D) Neither DNA or RNA 
A) RNA 
B) DNA 
C) Both DNA and RNA 
D) Neither DNA or RNA

Question 2

An alteration in the position of genetic elements within a genome is called

Accepted Answer

A) Transduction 
B) Conjugation 
C) Transposition 
D) Transformation 
E) Nucleotide excision 
A) Transduction 
B) Conjugation 
C) Transposition 
D) Transformation 
E) Nucleotide excision

Question 3

A set of genes involved in a common metabolic pathway in prokaryotic cells is called a(n)

Accepted Answer

A) Promoter region 
B) Operon 
C) Open reading frame 
D) Transposon 
E) Replication fork 
A) Promoter region 
B) Operon 
C) Open reading frame 
D) Transposon 
E) Replication fork

Question 4

Answer true or false to the following statement: The rate of DNA synthesis is directly correlated to the processivity of the particular polymerase.

Accepted Answer

A) True 
 B)False

Question 5

The term "complementary" refers to what in DNA?

Accepted Answer

A) The opposite orientation of the two polynucleotide strands 
B) Chemical reaction used to form a nucleotide 
C) The replication fork 
D) The pairing between purines and pyrimidines in the two polynucleotide strands 
A) The opposite orientation of the two polynucleotide strands 
B) Chemical reaction used to form a nucleotide 
C) The replication fork 
D) The pairing between purines and pyrimidines in the two polynucleotide strands

Question 6

Rearrange the following events in the order in which they occur during DNA proofreading.Which is the second event?

Accepted Answer

A) Nuclease activity catalyzes nucleotide removal 
B) The elongating DNA strand leaves the exonuclease site 
C) The elongating DNA strand slides to the exonuclease active site 
D) DNA polymerase action slows 
A) Nuclease activity catalyzes nucleotide removal 
B) The elongating DNA strand leaves the exonuclease site 
C) The elongating DNA strand slides to the exonuclease active site 
D) DNA polymerase action slows

Question 7

A sugar with -OH on the 3' but not the 2' carbon is a component of

Accepted Answer

A) RNA 
B) DNA 
C) Both DNA and RNA 
D) Neither DNA or RNA 
A) RNA 
B) DNA 
C) Both DNA and RNA 
D) Neither DNA or RNA

Question 8

Identify the similarities and differences between the repressor proteins of the lactose and tryptophan operons.

Accepted Answer

The lactose and tryptophan repressor pro

Question 9

The open reading frame of a portion of mRNA.
Use the figure below to answer the following questions.
  
-In the figure which letter (A-C)refers to the codon at the 3' end of the messenger RNA?

Accepted Answer

The answer of The open reading frame of a portion...

Question 10

Identify the three types of RNA that are made in bacterial cells.How are they similar and what is the specific function of each?

Accepted Answer

The three types of RNA made in bacterial

Question 11

The uptake of naked DNA by "competent" recipient cells is called

Accepted Answer

A) Transduction 
B) Conjugation 
C) Transposition 
D) Transformation 
E) Nucleotide excision 
A) Transduction 
B) Conjugation 
C) Transposition 
D) Transformation 
E) Nucleotide excision

Question 12

Answer true or false to the following statement: No errors are made during DNA replication

Accepted Answer

A) True 
 B)False

Question 13

Protein synthesis occurs on _____,which form the base for translation of _____.

Accepted Answer

A) Ribosomes; mRNA 
B) Operons; mRNA 
C) Primer: template junctions; rRNA 
D) Ribosomes; rRNA 
E) Active sites; DNA 
A) Ribosomes; mRNA 
B) Operons; mRNA 
C) Primer: template junctions; rRNA 
D) Ribosomes; rRNA 
E) Active sites; DNA

Question 14

The site where regulatory proteins bind to DNA and affect transcription activity is called the

Accepted Answer

A) Promoter 
B) Origin of replication 
C) Codon 
D) Open reading frame 
E) Operator 
A) Promoter 
B) Origin of replication 
C) Codon 
D) Open reading frame 
E) Operator

Question 15

Which of the following base pairs is not complementary?

Accepted Answer

A) Adenine: thymine 
B) Guanine: uracil 
C) Cytosine: guanine 
D) Adenine: uracil 
A) Adenine: thymine 
B) Guanine: uracil 
C) Cytosine: guanine 
D) Adenine: uracil

Question 16

When DNA replication is taking place,the single DNA strands called _____ unwind and pair with short RNA _____.

Accepted Answer

A) Active sites; leading strands 
B) Codons; reading frames 
C) Anticodons; codon regions 
D) Replication forks; Okazaki fragments 
E) Templates; primers 
A) Active sites; leading strands 
B) Codons; reading frames 
C) Anticodons; codon regions 
D) Replication forks; Okazaki fragments 
E) Templates; primers

Question 17

Rearrange the following events in the order in which they occur during DNA proofreading.Which is the third event?

Accepted Answer

A) Nuclease activity catalyzes nucleotide removal 
B) The elongating DNA strand leaves the exonuclease site 
C) The elongating DNA strand slides to the exonuclease active site 
D) DNA polymerase action slows 
A) Nuclease activity catalyzes nucleotide removal 
B) The elongating DNA strand leaves the exonuclease site 
C) The elongating DNA strand slides to the exonuclease active site 
D) DNA polymerase action slows

Question 18

A point mutation causing a nucleotide to change from an adenine to a guanine is a(n)

Accepted Answer

A) Transversion 
B) Insertion 
C) Frameshift 
D) Transition 
E) Deletion 
A) Transversion 
B) Insertion 
C) Frameshift 
D) Transition 
E) Deletion

Question 19

Explain how the lac operon functions and is regulated.Include the following terms in your description:

Accepted Answer

The lac operon is a set of genes that is

Question 20

Answer true or false to the following statement: Proofreading of bases added takes place at the 3' end of the new strand because the DNA polymerase contains an exonuclease component.

Accepted Answer

A) True 
 B)False

Exam 11: Microbial Genetics and Infectious Disease

A six carbon sugar is a component of

An alteration in the position of genetic elements within a genome is called

A set of genes involved in a common metabolic pathway in prokaryotic cells is called a(n)

Answer true or false to the following statement: The rate of DNA synthesis is directly correlated to the processivity of the particular polymerase.

The term "complementary" refers to what in DNA?

Rearrange the following events in the order in which they occur during DNA proofreading.Which is the second event?

A sugar with -OH on the 3' but not the 2' carbon is a component of

Identify the similarities and differences between the repressor proteins of the lactose and tryptophan operons.

The open reading frame of a portion of mRNA. Use the figure below to answer the following questions. -In the figure which letter (A-C)refers to the codon at the 3' end of the messenger RNA?

Identify the three types of RNA that are made in bacterial cells.How are they similar and what is the specific function of each?

The uptake of naked DNA by "competent" recipient cells is called

Answer true or false to the following statement: No errors are made during DNA replication

Protein synthesis occurs on _____,which form the base for translation of _____.

The site where regulatory proteins bind to DNA and affect transcription activity is called the

Which of the following base pairs is not complementary?

When DNA replication is taking place,the single DNA strands called _____ unwind and pair with short RNA _____.

Rearrange the following events in the order in which they occur during DNA proofreading.Which is the third event?

A point mutation causing a nucleotide to change from an adenine to a guanine is a(n)

Explain how the lac operon functions and is regulated.Include the following terms in your description:

Answer true or false to the following statement: Proofreading of bases added takes place at the 3' end of the new strand because the DNA polymerase contains an exonuclease component.

What is Microbiology and Why Does it Matter?

Fundamental Chemistry for Microbiology

Essentials of Metabolism

An Introduction to Cell Structure and Host-Pathogen Relationships

Requirements for Infection

Transmission of Infection, the Compromised Host, Epidemiology, and Diagnosing Infections

Principles of Disease

Emerging and Re-Emerging Infectious Disease

The Clinical Significance of Bacterial Anatomy

Bacterial Growth

The Structure and Infection Cycle of Viruses

Viral Infection

Parasitic and Fungal Infections

The Innate Immune Response

The Adaptive Immune Response

Failures of the Immune Response

Control of Microbial Growth with Disinfectants and Antiseptics

Antibiotics and Antimicrobial Drugs

Antibiotic Resistance

Infections of the Respiratory System

Infections of the Digestive System

Infections of the Genitourinary System

Infections of the Central Nervous System

Infections of the Blood and Lymph

Infections of the Skin and Eyes

Filters

Protein synthesis occurs on _,which form the base for translation of _.

When DNA replication is taking place,the single DNA strands called _ unwind and pair with short RNA _.