Question 1

In eukaryotes RNA polymerase I transcribes all of the ribosomal RNA components.

Accepted Answer

A) True 
 B)False

Question 2

All processing of eukaryotic mRNAs takes place in the nucleus after transcription has been completed.

Accepted Answer

A) True 
 B)False

Question 3

Alternative splicing can:

Accepted Answer

A)  be tissue-specific. 
B)  produce proteins with different functions from the same gene. 
C)  contribute to temporal control of gene expression. 
D)  produce mRNAs that are nonfunctional. 
E)  all of the above. 
A)  be tissue-specific. 
B)  produce proteins with different functions from the same gene. 
C)  contribute to temporal control of gene expression. 
D)  produce mRNAs that are nonfunctional. 
E)  all of the above.

Question 4

Which of the following is the first step in chromatin immunoprecipitation?

Accepted Answer

A)  Extraction of chromatin from cells 
B)  Cross-linking with formaldehyde 
C)  Shearing by sonication 
D)  Addition of antibodies to recognize proteins that bind to DNA 
E)  PCR to amplify the target sites 
A)  Extraction of chromatin from cells 
B)  Cross-linking with formaldehyde 
C)  Shearing by sonication 
D)  Addition of antibodies to recognize proteins that bind to DNA 
E)  PCR to amplify the target sites

Question 5

High levels of histone ________ correlate with high levels of transcriptional activity.

Accepted Answer

The answer of High levels of histone ________ correlate with...

Question 6

The different sensitivities to the toxin ________ revealed that eukaryotes have three distinct RNA polymerases for synthesis of mRNA, rRNA and small RNAs including tRNA and the 5S species of rRNA.

Accepted Answer

The answer of The different sensitivities to the toxin ________...

In eukaryotes RNA polymerase I transcribes all of the ribosomal RNA components.

All processing of eukaryotic mRNAs takes place in the nucleus after transcription has been completed.

Alternative splicing can:

Which of the following is the first step in chromatin immunoprecipitation?

High levels of histone ________ correlate with high levels of transcriptional activity.

The different sensitivities to the toxin ________ revealed that eukaryotes have three distinct RNA polymerases for synthesis of mRNA, rRNA and small RNAs including tRNA and the 5S species of rRNA.

Biochemistry and the Language of Chemistry

The Chemical Foundation of Life: Weak Interactions in an Aqueous Environment

The Energetics of Life

Nucleic Acids

Introduction to Proteins: the Primary Level of Protein Structure

The Three-Dimensional Structure of Proteins

Protein Function and Evolution

Enzymes: Biological Catalysts

Carbohydrates: Sugars, Saccharides, Glycans

Lipids, Membranes, and Cellular Transport

Chemical Logic of Metabolism

Carbohydrate Metabolism: Glycolysis, Gluconeogenesis, Glycogen Metabolism, and the Pentose Phosphate Pathway

The Citric Acid Cycle

Electron Transport, Oxidative Phosphorylation, and Oxygen Metabolism

Photosynthesis

Lipid Metabolism

Interorgan and Intracellular Coordination of Energy Metabolism in Vertebrates

Amino Acid and Nitrogen Metabolism

Nucleotide Metabolism

Mechanisms of Signal Transduction

Genes, Genomes, and Chromosomes

DNA Replication

DNA Repair, Recombination, and Rearrangement

Information Decoding: Translation and Post-Translational Protein Processing

Regulation of Gene Expression

Filters

Exam 24: Transcription and Post-Transcriptional Processing

In eukaryotes RNA polymerase I transcribes all of the ribosomal RNA components.

All processing of eukaryotic mRNAs takes place in the nucleus after transcription has been completed.

Alternative splicing can:

Which of the following is the first step in chromatin immunoprecipitation?

High levels of histone ________ correlate with high levels of transcriptional activity.

The different sensitivities to the toxin ________ revealed that eukaryotes have three distinct RNA polymerases for synthesis of mRNA, rRNA and small RNAs including tRNA and the 5S species of rRNA.

Biochemistry and the Language of Chemistry

The Chemical Foundation of Life: Weak Interactions in an Aqueous Environment

The Energetics of Life

Nucleic Acids

Introduction to Proteins: the Primary Level of Protein Structure

The Three-Dimensional Structure of Proteins

Protein Function and Evolution

Enzymes: Biological Catalysts

Carbohydrates: Sugars, Saccharides, Glycans

Lipids, Membranes, and Cellular Transport

Chemical Logic of Metabolism

Carbohydrate Metabolism: Glycolysis, Gluconeogenesis, Glycogen Metabolism, and the Pentose Phosphate Pathway

The Citric Acid Cycle

Electron Transport, Oxidative Phosphorylation, and Oxygen Metabolism

Photosynthesis

Lipid Metabolism

Interorgan and Intracellular Coordination of Energy Metabolism in Vertebrates

Amino Acid and Nitrogen Metabolism

Nucleotide Metabolism

Mechanisms of Signal Transduction

Genes, Genomes, and Chromosomes

DNA Replication

DNA Repair, Recombination, and Rearrangement

Information Decoding: Translation and Post-Translational Protein Processing

Regulation of Gene Expression

Filters