Question 1

Which modified nucleotide base is part of the 5' cap on eukaryotic mRNAs?

Accepted Answer

A) cytosine 
B) guanine 
C) adenine 
D) uracil 
A) cytosine 
B) guanine 
C) adenine 
D) uracil B

Question 2

Multiple messenger RNAs can be generated from the same gene by selectingــــــــــــــــــــ .

Accepted Answer

A) an alternative promoter when available 
B) a different location for the addition of the poly
A) tail 
C) and splicing different exon cassettes 
D) all of the above 
A) an alternative promoter when available 
B) a different location for the addition of the poly
A) tail 
C) and splicing different exon cassettes 
D) all of the above D

Question 3

Ribozymes areــــــــــــــــــــ .

Accepted Answer

A) generated from proteins 
B) RNA molecules with catalytic activities 
C) proteins that degrade RNAs 
D) protein complexes involved in RNA processing 
A) generated from proteins 
B) RNA molecules with catalytic activities 
C) proteins that degrade RNAs 
D) protein complexes involved in RNA processing B

Question 4

Some pre-rRNAs are processed to generate mature rRNA and tRNA.

Accepted Answer

A) True 
 B)False

Question 5

Self-splicing introns,ribosomes,and RNase P are examples of ــــــــــــــــــــــ.

Accepted Answer

A) ribozymes 
B) proteins 
C) RNA processing enzymes 
D) structural RNAs 
A) ribozymes 
B) proteins 
C) RNA processing enzymes 
D) structural RNAs

Question 6

The regions of transcript that contain protein coding sequence are calledـــــــــــــــــــــــ .

Accepted Answer

A) introns 
B) exons 
C) inteins 
D) exteins 
A) introns 
B) exons 
C) inteins 
D) exteins

Question 7

RNA processing includesــــــــــــــــ .

Accepted Answer

A) base modification 
B) intron removal and exon splicing 
C) addition of extra bases 
D) all of the above 
A) base modification 
B) intron removal and exon splicing 
C) addition of extra bases 
D) all of the above

Question 8

Primary transcripts are in the final form for translation into protein.

Accepted Answer

A) True 
 B)False

Question 9

In bacteria,ـــــــــــــــــis involved in processing tRNAs.

Accepted Answer

A) ribonuclease P 
B) ribonuclease H 
C) ribonuclease D 
D) ribonuclease E/F 
A) ribonuclease P 
B) ribonuclease H 
C) ribonuclease D 
D) ribonuclease E/F

Question 10

PolyA)polymerase ــــــــــــــــــــــ.

Accepted Answer

A) adds the poly
A) tail to prokaryotic mRNAs 
B) generates short RNA molecules with repeating adenine residues used in regulation of transcription 
C) adds the adenine cap to processed eukaryotic mRNAs 
D) generates the 3' tail on eukaryotic mRNAs 
A) adds the poly
A) tail to prokaryotic mRNAs 
B) generates short RNA molecules with repeating adenine residues used in regulation of transcription 
C) adds the adenine cap to processed eukaryotic mRNAs 
D) generates the 3' tail on eukaryotic mRNAs

Which modified nucleotide base is part of the 5' cap on eukaryotic mRNAs?

Multiple messenger RNAs can be generated from the same gene by selectingــــــــــــــــــــ .

Ribozymes areــــــــــــــــــــ .

Some pre-rRNAs are processed to generate mature rRNA and tRNA.

Self-splicing introns,ribosomes,and RNase P are examples of ــــــــــــــــــــــ.

The regions of transcript that contain protein coding sequence are calledـــــــــــــــــــــــ .

RNA processing includesــــــــــــــــ .

Primary transcripts are in the final form for translation into protein.

In bacteria,ـــــــــــــــــis involved in processing tRNAs.

PolyA)polymerase ــــــــــــــــــــــ.

Cells and Organisms

Basic Genetics

DNA, RNA, and Protein

Genes, genomes, and DNA

Manipulation of Nucleic Acids

Polymerase Chain Reaction

Recombinant DNA Technology

DNA Sequencing

Genomics Systems Biology

Cell Division and DNA Replication

Transcription of Genes

Protein Synthesis

Protein Structure and Function

Proteomics

Regulation of Transcription in Prokaryotes

Regulation of Transcription in Eukaryotes

Regulation at the RNA Level

Analysis of Gene Expression

Plasmids

Viruses

Mobile DNA

Mutations and Repair

Recombination

Bacterial Genetics

Molecular Evolution

Filters

Exam 12: Processing of RNA

Which modified nucleotide base is part of the 5' cap on eukaryotic mRNAs?

Multiple messenger RNAs can be generated from the same gene by selectingــــــــــــــــــــ .

Ribozymes areــــــــــــــــــــ .

Some pre-rRNAs are processed to generate mature rRNA and tRNA.

Self-splicing introns,ribosomes,and RNase P are examples of ــــــــــــــــــــــ.

The regions of transcript that contain protein coding sequence are calledـــــــــــــــــــــــ .

RNA processing includesــــــــــــــــ .

Primary transcripts are in the final form for translation into protein.

In bacteria,ـــــــــــــــــis involved in processing tRNAs.

PolyA)polymerase ــــــــــــــــــــــ.

Cells and Organisms

Basic Genetics

DNA, RNA, and Protein

Genes, genomes, and DNA

Manipulation of Nucleic Acids

Polymerase Chain Reaction

Recombinant DNA Technology

DNA Sequencing

Genomics Systems Biology

Cell Division and DNA Replication

Transcription of Genes

Protein Synthesis

Protein Structure and Function

Proteomics

Regulation of Transcription in Prokaryotes

Regulation of Transcription in Eukaryotes

Regulation at the RNA Level

Analysis of Gene Expression

Plasmids

Viruses

Mobile DNA

Mutations and Repair

Recombination

Bacterial Genetics

Molecular Evolution

Filters