Podcast
Questions and Answers
Which type of RNA is responsible for carrying amino acids to the ribosome during protein synthesis?
Which type of RNA is responsible for carrying amino acids to the ribosome during protein synthesis?
- tRNA (correct)
- snRNA
- mRNA
- rRNA
Which enzyme is responsible for synthesizing RNA in prokaryotes?
Which enzyme is responsible for synthesizing RNA in prokaryotes?
- RNA polymerase III
- RNA polymerase I (correct)
- RNA polymerase II
- RNA polymerase IV
What is the major difference between prokaryotic and eukaryotic mRNAs?
What is the major difference between prokaryotic and eukaryotic mRNAs?
- Prokaryotic mRNAs are longer than eukaryotic mRNAs.
- Prokaryotic mRNAs have introns, while eukaryotic mRNAs do not. (correct)
- Prokaryotic mRNAs undergo splicing, while eukaryotic mRNAs do not.
- Prokaryotic mRNAs have a 5' cap, while eukaryotic mRNAs do not.
Which of the following is NOT a transcription factor in eukaryotes?
Which of the following is NOT a transcription factor in eukaryotes?
Which enzyme is responsible for adding a 5' cap to eukaryotic mRNAs?
Which enzyme is responsible for adding a 5' cap to eukaryotic mRNAs?
How do small RNAs regulate mRNA expression?
How do small RNAs regulate mRNA expression?
Which enzyme is responsible for acetylating histone lysine residues in eukaryotes?
Which enzyme is responsible for acetylating histone lysine residues in eukaryotes?
Which RNA polymerase is responsible for synthesizing precursor of mature rRNA in eukaryotes?
Which RNA polymerase is responsible for synthesizing precursor of mature rRNA in eukaryotes?
Which region of the chromatin is in a decondensed form and actively transcribed in eukaryotes?
Which region of the chromatin is in a decondensed form and actively transcribed in eukaryotes?
Which general transcription factor is responsible for recognizing and binding to the TATA-box and other core promoter elements in eukaryotes?
Which general transcription factor is responsible for recognizing and binding to the TATA-box and other core promoter elements in eukaryotes?
Which consensus sequence within 200 nt of the core promoter is considered a proximal regulatory element in eukaryotes?
Which consensus sequence within 200 nt of the core promoter is considered a proximal regulatory element in eukaryotes?
Which domain of a specific transcription factor (STF) recruits coactivator proteins involved in chromatin modification in eukaryotes?
Which domain of a specific transcription factor (STF) recruits coactivator proteins involved in chromatin modification in eukaryotes?
Which enzyme is responsible for transcribing genes into a single-stranded RNA?
Which enzyme is responsible for transcribing genes into a single-stranded RNA?
What is the direction of DNA template copying during transcription?
What is the direction of DNA template copying during transcription?
Which strand of DNA is known as the coding or sense strand?
Which strand of DNA is known as the coding or sense strand?
How many different RNA polymerases do eukaryotic cells use?
How many different RNA polymerases do eukaryotic cells use?
Which molecule is responsible for adding a 5'-cap to eukaryotic mRNA?
Which molecule is responsible for adding a 5'-cap to eukaryotic mRNA?
What is the role of small nuclear RNA (snRNA) in mRNA splicing?
What is the role of small nuclear RNA (snRNA) in mRNA splicing?
Which of the following is true about promoter regions in DNA?
Which of the following is true about promoter regions in DNA?
What is the function of enhancers in transcription initiation?
What is the function of enhancers in transcription initiation?
What is the difference between exons and introns in eukaryotic genes?
What is the difference between exons and introns in eukaryotic genes?
What is the purpose of splicing in eukaryotic gene expression?
What is the purpose of splicing in eukaryotic gene expression?
What is the role of RNA polymerase in transcription initiation?
What is the role of RNA polymerase in transcription initiation?
What is the primary function of protein factors in transcription initiation?
What is the primary function of protein factors in transcription initiation?
Which of the following is true about RNA polymerase in prokaryotes?
Which of the following is true about RNA polymerase in prokaryotes?
Which of the following is true about the structure of RNA?
Which of the following is true about the structure of RNA?
What is the role of ribosomal RNA (rRNA) in protein synthesis?
What is the role of ribosomal RNA (rRNA) in protein synthesis?
What is the function of transfer RNA (tRNA) in protein synthesis?
What is the function of transfer RNA (tRNA) in protein synthesis?
What is the difference between monocistronic and polycistronic mRNA?
What is the difference between monocistronic and polycistronic mRNA?
What are the three phases of transcription in E. coli?
What are the three phases of transcription in E. coli?
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