8. Witch one of the following statement. is generally true shout RNA polymerase II? (1) It is dedicated to transcribing RNA from a single transcription unit, generally a large transcript. […]
Tag: Eukaryotic Transcription PYQ
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CSIR NET Life Science Previous Year Questions and Solution on Molecular Biology
Promoter Clearance TFIIH Phosphorylation Inhibition
TFIIH Phosphorylation Inhibition: Which Transcription Step Is Most Affected? A highly specific inhibitor that targets the phosphorylation activity of TFIIH is added to an in vitro transcription reaction. Which one […]
CSIR NET Life Science Previous Year Questions and Solution on Molecular Biology
Which RNA Polymerase Synthesizes Precursors of miRNAs and siRNAs in Eukaryotes?
Which RNA Polymerase Synthesizes Precursors of miRNAs and siRNAs in Eukaryotes? 6. In eukaryotes, precursors of micro RNAs (miRNAs) and small interfering RNAs (siRNAs) are usually synthesized by (1) RNA […]
CSIR NET Life Science Previous Year Questions and Solution on Molecular Biology
Understanding the Eukaryotic Gene Promoter Location
4. Among the following which statement is correct regarding the promoter of the eukaryotic gene? (1) It is always located upstream of transcription start site (2) It is located downstream […]
CSIR NET Life Science Previous Year Questions and Solution on Molecular Biology
Compound Inhibits Transcription Elongation in Both Prokaryotes and Eukaryotes
3. Which of the following compound is capable to inhibit transcription elongation, both in prokaryotes and eukaryotes? (1) Rifamycin (2) a-amanitin (3) Streptomycin (4) Actinomycin-D Correct Answer (4) Actinomycin […]
CSIR NET Life Science Previous Year Questions and Solution on Molecular Biology
RNA Polymerase Does α-Amanitin Inhibit
2. α-amanitin inhibits (1) only RNA polymerase I (2) mainly RNA polymerase II (3) only RNA polymerase III (4) all RNA polymerases Which RNA Polymerase Does α-Amanitin Inhibit? Detailed Explanation […]
CSIR NET Life Science Previous Year Questions and Solution on Molecular Biology
Differential Sensitivity of Eukaryotic RNA Polymerases to α-Amanitin
α-Amanitin is a fungal toxin which inhibits eukaryotic RNA polymerases. The three eukaryotic RNA polymerases show differential sensitivity to this toxin. Which one of the following order (higher to lower) […]
