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Questions and Answers
What is the primary function of RNA splicing in cells?
What is the primary function of RNA splicing in cells?
- To produce tRNA
- To produce rRNA
- To produce miRNA
- To produce mRNA (correct)
What is the primary function of elongation factors associated with RNA polymerase?
What is the primary function of elongation factors associated with RNA polymerase?
- To increase the speed of RNA synthesis
- To initiate transcription by binding to the promoter region
- To proofread and edit the RNA transcript
- To decrease the likelihood of RNA polymerase dissociation before reaching the end of a gene (correct)
What is the term given to the RNA after 5ʹ- and 3ʹ-end processing and splicing have taken place?
What is the term given to the RNA after 5ʹ- and 3ʹ-end processing and splicing have taken place?
- pre-mRNA
- tRNA
- mRNA (correct)
- rRNA
What is the role of ATP-dependent chromatin remodeling complexes in eukaryotic transcription?
What is the role of ATP-dependent chromatin remodeling complexes in eukaryotic transcription?
What is the byproduct of the splicing event that is removed from the exons?
What is the byproduct of the splicing event that is removed from the exons?
What is the function of histone chaperones in eukaryotic transcription?
What is the function of histone chaperones in eukaryotic transcription?
How many RNA molecules are involved in the machinery that catalyzes pre-mRNA splicing?
How many RNA molecules are involved in the machinery that catalyzes pre-mRNA splicing?
What is the difference between the 5' and 3' ends of a bacterial mRNA compared to a eukaryotic mRNA?
What is the difference between the 5' and 3' ends of a bacterial mRNA compared to a eukaryotic mRNA?
What is the energy source required for the splicing event?
What is the energy source required for the splicing event?
What is the purpose of the 5' cap and poly-A tail in eukaryotic mRNA?
What is the purpose of the 5' cap and poly-A tail in eukaryotic mRNA?
What is the first step in the splicing event?
What is the first step in the splicing event?
What is the result of the first transesterification reaction?
What is the result of the first transesterification reaction?
What is the primary difference between transcription in prokaryotes and eukaryotes?
What is the primary difference between transcription in prokaryotes and eukaryotes?
What is the relationship between transcription and RNA processing in eukaryotes?
What is the relationship between transcription and RNA processing in eukaryotes?
Why is RNA splicing necessary despite the removal of large numbers of introns?
Why is RNA splicing necessary despite the removal of large numbers of introns?
What is the result of RNA splicing in eukaryotes?
What is the result of RNA splicing in eukaryotes?
What is the primary role of RNA in the flow of genetic information in cells?
What is the primary role of RNA in the flow of genetic information in cells?
What is the term used to describe the fundamental principle of genetic information flow in cells?
What is the term used to describe the fundamental principle of genetic information flow in cells?
What is the name of the process by which the nucleotide sequence of a portion of DNA is copied into RNA?
What is the name of the process by which the nucleotide sequence of a portion of DNA is copied into RNA?
What is the term used to describe the functional RNAs that fold into precise three-dimensional structures?
What is the term used to describe the functional RNAs that fold into precise three-dimensional structures?
What is the characteristic feature of genomes in most multicellular organisms?
What is the characteristic feature of genomes in most multicellular organisms?
What is the term used to describe the short sequences of DNA that code for protein?
What is the term used to describe the short sequences of DNA that code for protein?
What is the term used to describe the large blocks of seemingly meaningless DNA?
What is the term used to describe the large blocks of seemingly meaningless DNA?
What is the current understanding of the roles of many non-coding RNAs?
What is the current understanding of the roles of many non-coding RNAs?
What is a common characteristic of protein-coding genes and their locations on chromosomes?
What is a common characteristic of protein-coding genes and their locations on chromosomes?
What percentage of the human genome is represented in Figure 6-2?
What percentage of the human genome is represented in Figure 6-2?
What is indicated by the yellow triangles in Figure 6-2?
What is indicated by the yellow triangles in Figure 6-2?
What can be inferred about the function of the Txtl1 gene?
What can be inferred about the function of the Txtl1 gene?
What is the significance of the blue histogram in Figure 6-2?
What is the significance of the blue histogram in Figure 6-2?
What can be said about the proteins encoded by the genes in Figure 6-2?
What can be said about the proteins encoded by the genes in Figure 6-2?
What is a likely scenario regarding the regions between the genes in Figure 6-2?
What is a likely scenario regarding the regions between the genes in Figure 6-2?
How many genes for non-coding RNAs are present in Figure 6-2?
How many genes for non-coding RNAs are present in Figure 6-2?
What is unique about eukaryotic mRNAs compared to bacterial mRNAs?
What is unique about eukaryotic mRNAs compared to bacterial mRNAs?
What is the role of the CTD in eukaryotic RNA polymerase II?
What is the role of the CTD in eukaryotic RNA polymerase II?
What is the significance of phosphorylation of the CTD in eukaryotic RNA polymerase II?
What is the significance of phosphorylation of the CTD in eukaryotic RNA polymerase II?
Why do genes transcribed by RNA Pol I and RNA Pol III not have capped 5' ends?
Why do genes transcribed by RNA Pol I and RNA Pol III not have capped 5' ends?
What is the purpose of the RNA-processing proteins carried by RNA polymerase II?
What is the purpose of the RNA-processing proteins carried by RNA polymerase II?
Which RNA-processing enzymes do not travel with the polymerase?
Which RNA-processing enzymes do not travel with the polymerase?
What is the role of the few critical components carried by the RNA polymerase II tail for RNA splicing?
What is the role of the few critical components carried by the RNA polymerase II tail for RNA splicing?
What is the result of the phosphorylation of the CTD in eukaryotic RNA polymerase II?
What is the result of the phosphorylation of the CTD in eukaryotic RNA polymerase II?
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