Question 1

Transfer RNA is different from other types of RNA because transfer RNA has:

Accepted Answer

A)  A 3F1F1F1S1F1F1F10polyA tail 
B)  Introns and exons 
C)  A 3F1F1F1S1F1F1F10methylated cap 
D)  Anticodons 
A)  A 3F1F1F1S1F1F1F10polyA tail 
B)  Introns and exons 
C)  A 3F1F1F1S1F1F1F10methylated cap 
D)  Anticodons

Question 2

The RNA polymerase holoenzyme consists of which of the following subunits?

Accepted Answer

A)  (F1F1F1S1F1F1F10, F1F1F1S1F1F1F10, F1F1F1S1F1F1F10) 
B)  (F1F1F1S1F1F1F10, F1F1F1S1F1F1F10, F1F1F1S1F1F1F10) 
C)  (F1F1F1S1F1F1F10, F1F1F1S1F1F1F10, F1F1F1S1F1F1F10, F1F1F1S1F1F1F10) 
D)  (F1F1F1S1F1F1F10, F1F1F1S1F1F1F10, F1F1F1S1F1F1F10, F1F1F1S1F1F1F10) 
A)  (F1F1F1S1F1F1F10, F1F1F1S1F1F1F10, F1F1F1S1F1F1F10) 
B)  (F1F1F1S1F1F1F10, F1F1F1S1F1F1F10, F1F1F1S1F1F1F10) 
C)  (F1F1F1S1F1F1F10, F1F1F1S1F1F1F10, F1F1F1S1F1F1F10, F1F1F1S1F1F1F10) 
D)  (F1F1F1S1F1F1F10, F1F1F1S1F1F1F10, F1F1F1S1F1F1F10, F1F1F1S1F1F1F10)

Question 3

In an RNA molecule, adenine always base-pairs with:

Accepted Answer

A)  Thymine 
B)  Cytosine 
C)  Uracil 
D)  Guanine 
A)  Thymine 
B)  Cytosine 
C)  Uracil 
D)  Guanine

Question 4

RNA and DNA are structurally similar because they both:

Accepted Answer

A)  Have ribose as their sugar moiety 
B)  Consist of a single strand that folds on itself 
C)  Consist of two complementary strands 
D)  Are polymers of four different nucleotide bases 
A)  Have ribose as their sugar moiety 
B)  Consist of a single strand that folds on itself 
C)  Consist of two complementary strands 
D)  Are polymers of four different nucleotide bases

Question 5

Synthesis of DNA guided by a RNA template is:

Accepted Answer

A)  Translation 
B)  DNA replication 
C)  Transcription 
D)  Reverse transcription 
A)  Translation 
B)  DNA replication 
C)  Transcription 
D)  Reverse transcription

Question 6

Which component of RNA polymerase is responsible for initiating transcription at the correct site?

Accepted Answer

A)  (F1F1F1S1F1F1F10) 
B)  (F1F1F1S1F1F1F10) 
C)  (F1F1F1S1F1F1F10) 
D)  (F1F1F1S1F1F1F10) 
E)  (F1F1F1S1F1F1F10) 
A)  (F1F1F1S1F1F1F10) 
B)  (F1F1F1S1F1F1F10) 
C)  (F1F1F1S1F1F1F10) 
D)  (F1F1F1S1F1F1F10) 
E)  (F1F1F1S1F1F1F10)

Question 7

Which of the following is the binding site for the repressor protein of the lactose operon?

Accepted Answer

A)  P site 
B)  Operator 
C)  A site 
D)  Promoter 
A)  P site 
B)  Operator 
C)  A site 
D)  Promoter

Question 8

Alteration of the nucleotide sequence of RNA after transcription is called:

Accepted Answer

A)  Methylation 
B)  RNA silencing 
C)  RNA editing 
D)  Capping 
A)  Methylation 
B)  RNA silencing 
C)  RNA editing 
D)  Capping

Question 9

Which of the following is a cis factor of the lactose operon?

Accepted Answer

A)  Inducer 
B)  Operator 
C)  Repressor 
D)  Polymerase 
A)  Inducer 
B)  Operator 
C)  Repressor 
D)  Polymerase

Question 10

MicroRNAs, short endogenous RNA, perform what function in the eukaryotic cell?

Accepted Answer

A)  Controlling DNA replication 
B)  Priming RNA synthesis 
C)  RNA splicing 
D)  Repressing gene expression 
A)  Controlling DNA replication 
B)  Priming RNA synthesis 
C)  RNA splicing 
D)  Repressing gene expression

Transfer RNA is different from other types of RNA because transfer RNA has:

The RNA polymerase holoenzyme consists of which of the following subunits?

In an RNA molecule, adenine always base-pairs with:

RNA and DNA are structurally similar because they both:

Synthesis of DNA guided by a RNA template is:

Which component of RNA polymerase is responsible for initiating transcription at the correct site?

Which of the following is the binding site for the repressor protein of the lactose operon?

Alteration of the nucleotide sequence of RNA after transcription is called:

Which of the following is a cis factor of the lactose operon?

MicroRNAs, short endogenous RNA, perform what function in the eukaryotic cell?

DNA

Proteins

Nucleic Acid Extraction Methods

Resolution and Detection of Nucleic Acids

Analysis and Characterization of Nucleic Acids and Proteins

Nucleic Acid Amplification

Chromosomal Structure and Chromosomal Mutations

Gene Mutations

DNA Sequencing

DNA Polymorphisms and Human Identification

Detection and Identification of Microorganisms

Molecular Detection of Inherited Diseases

Molecular Oncology

Dna-Based Tissue Typing

Quality Assurance and Quality Control in the Molecular Laboratory

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Exam 2: RNA

Transfer RNA is different from other types of RNA because transfer RNA has:

The RNA polymerase holoenzyme consists of which of the following subunits?

In an RNA molecule, adenine always base-pairs with:

RNA and DNA are structurally similar because they both:

Synthesis of DNA guided by a RNA template is:

Which component of RNA polymerase is responsible for initiating transcription at the correct site?

Which of the following is the binding site for the repressor protein of the lactose operon?

Alteration of the nucleotide sequence of RNA after transcription is called:

Which of the following is a cis factor of the lactose operon?

MicroRNAs, short endogenous RNA, perform what function in the eukaryotic cell?

DNA

Proteins

Nucleic Acid Extraction Methods

Resolution and Detection of Nucleic Acids

Analysis and Characterization of Nucleic Acids and Proteins

Nucleic Acid Amplification

Chromosomal Structure and Chromosomal Mutations

Gene Mutations

DNA Sequencing

DNA Polymorphisms and Human Identification

Detection and Identification of Microorganisms

Molecular Detection of Inherited Diseases

Molecular Oncology

Dna-Based Tissue Typing

Quality Assurance and Quality Control in the Molecular Laboratory

Filters