Question 1

The 5' cap of mRNA has no effect on the translatability of the mRNA.

Accepted Answer

A) True 
 B)False

Question 2

Uncapped mRNA is much more stable then capped mRNA.

Accepted Answer

A) True 
 B)False

Question 3

Please put the following steps of Cap synthesis in the correct order.(1)N7 of the capping guanine is methylated.(2)The terminal phosphate is removed from the pre-mRNA.(3)A capping GMP is added to the pre-mRNA.(4)The 2'O-methyl group of the penultimate nucleotide is methylated.

Accepted Answer

A) 1,2,3,4 
B) 1,4,3,2 
C) 2,4,1,3 
D) 2,3,1,4 
E) 4,3,2,1 
A) 1,2,3,4 
B) 1,4,3,2 
C) 2,4,1,3 
D) 2,3,1,4 
E) 4,3,2,1

Question 4

The human vaccinia virus replicates in the _________ of cells and therefore must carry with it its own capping enzymes.

Accepted Answer

The answer of The human vaccinia virus replicates in the...

Question 5

Poly(A)tails are added to the 5' end of the mRNA molecule.

Accepted Answer

A) True 
 B)False

Question 6

The fact that actinomycin D does not inhibit polyadenylation supports the fact that

Accepted Answer

A) polyadenylation occurs pre-transcription of mRNA. 
B) polyadenylation occurs during transcription. 
C) polyadenylation occurs post-transcription. 
D) it happens in the nucleus. 
E) it happens in the cytoplasm. 
A) polyadenylation occurs pre-transcription of mRNA. 
B) polyadenylation occurs during transcription. 
C) polyadenylation occurs post-transcription. 
D) it happens in the nucleus. 
E) it happens in the cytoplasm.

Question 7

Although snRNA U1 functions in the nucleus,it receives a 5' cap to enhance its

Accepted Answer

A) binding to snRNPs. 
B) export to the cytoplasm. 
C) export to the ER lumen. 
D) export out of the cell. 
E) binding to the mature mRNA. 
A) binding to snRNPs. 
B) export to the cytoplasm. 
C) export to the ER lumen. 
D) export out of the cell. 
E) binding to the mature mRNA.

Question 8

Cytoplasmic ___________ remove (A)s from the poly(A)tail.

Accepted Answer

The answer of Cytoplasmic ___________ remove (A)s from the poly(A)tail....

Question 9

Polyadenylation is not required for efficient transport of mRNA out of the nucleus.

Accepted Answer

A) True 
 B)False

Question 10

Once the poly(A)tail is added to the mRNA it is very difficult to remove.

Accepted Answer

A) True 
 B)False

Question 11

The CTD domain of which subunit of RNA Polymerase II has been shown to be involved in pre-mRNA processing?

Accepted Answer

A) Rpb1 
B) Rpb2 
C) Rpb4 
D) Rpb6 
E) Rpb12 
A) Rpb1 
B) Rpb2 
C) Rpb4 
D) Rpb6 
E) Rpb12

The 5' cap of mRNA has no effect on the translatability of the mRNA.

Uncapped mRNA is much more stable then capped mRNA.

Please put the following steps of Cap synthesis in the correct order.(1)N⁷ of the capping guanine is methylated.(2)The terminal phosphate is removed from the pre-mRNA.(3)A capping GMP is added to the pre-mRNA.(4)The 2'O-methyl group of the penultimate nucleotide is methylated.

The human vaccinia virus replicates in the _________ of cells and therefore must carry with it its own capping enzymes.

Poly(A)tails are added to the 5' end of the mRNA molecule.

The fact that actinomycin D does not inhibit polyadenylation supports the fact that

Although snRNA U1 functions in the nucleus,it receives a 5' cap to enhance its

Cytoplasmic ___________ remove (A)s from the poly(A)tail.

Polyadenylation is not required for efficient transport of mRNA out of the nucleus.

Once the poly(A)tail is added to the mRNA it is very difficult to remove.

The CTD domain of which subunit of RNA Polymerase II has been shown to be involved in pre-mRNA processing?

A Brief History

The Molecular Nature of Genes

An Introduction to Gene Function

Molecular Cloning Methods

Molecular Tools for Studying Genes and Gene Activity

The Mechanism of Transcription in Bacteria

Operons: Fine Control of Bacterial Transcription

Major Shifts in Bacterial Transcription

Dna-Protein Interactions in Bacteria

Eukaryotic Rna Polymerases and Their Promoters

General Transcription Factors in Eukaryotes

Transcription Activators in Eukaryotes

Chromatin Structure and Its Effect on Transcription

Rna Processing I: Splicing

Rna Processing: Other Post-Transcriptional Events

The Mechanism of Translation I: Initiation

The Mechanism of Translation II: Elongation and Termination

Ribosomes and Transfer Rna

Dna Replication,damage and Repair

Dna Replication II: Detailed Mechanism

Homologous Recombination

Transposition

Introduction to Genomics: Dna Sequencing on a Genomic Scale

Genomics II: Functional Genomics,proteomics and Bioinformatics

Filters

Exam 15: Rna Processing II: Capping and Polyadenylation

The 5' cap of mRNA has no effect on the translatability of the mRNA.

Uncapped mRNA is much more stable then capped mRNA.

Please put the following steps of Cap synthesis in the correct order.(1)N7 of the capping guanine is methylated.(2)The terminal phosphate is removed from the pre-mRNA.(3)A capping GMP is added to the pre-mRNA.(4)The 2'O-methyl group of the penultimate nucleotide is methylated.

The human vaccinia virus replicates in the _________ of cells and therefore must carry with it its own capping enzymes.

Poly(A)tails are added to the 5' end of the mRNA molecule.

The fact that actinomycin D does not inhibit polyadenylation supports the fact that

Although snRNA U1 functions in the nucleus,it receives a 5' cap to enhance its

Cytoplasmic ___________ remove (A)s from the poly(A)tail.

Polyadenylation is not required for efficient transport of mRNA out of the nucleus.

Once the poly(A)tail is added to the mRNA it is very difficult to remove.

The CTD domain of which subunit of RNA Polymerase II has been shown to be involved in pre-mRNA processing?

A Brief History

The Molecular Nature of Genes

An Introduction to Gene Function

Molecular Cloning Methods

Molecular Tools for Studying Genes and Gene Activity

The Mechanism of Transcription in Bacteria

Operons: Fine Control of Bacterial Transcription

Major Shifts in Bacterial Transcription

Dna-Protein Interactions in Bacteria

Eukaryotic Rna Polymerases and Their Promoters

General Transcription Factors in Eukaryotes

Transcription Activators in Eukaryotes

Chromatin Structure and Its Effect on Transcription

Rna Processing I: Splicing

Rna Processing: Other Post-Transcriptional Events

The Mechanism of Translation I: Initiation

The Mechanism of Translation II: Elongation and Termination

Ribosomes and Transfer Rna

Dna Replication,damage and Repair

Dna Replication II: Detailed Mechanism

Homologous Recombination

Transposition

Introduction to Genomics: Dna Sequencing on a Genomic Scale

Genomics II: Functional Genomics,proteomics and Bioinformatics

Filters

Please put the following steps of Cap synthesis in the correct order.(1)N⁷ of the capping guanine is methylated.(2)The terminal phosphate is removed from the pre-mRNA.(3)A capping GMP is added to the pre-mRNA.(4)The 2'O-methyl group of the penultimate nucleotide is methylated.