TLS Online TPP Program

#Question id: 26445


In transcription-coupled repair (TC-NER) TFIIH, itself a large complex, which includes the products of two XP genes, XPB and XPD, which of the following is correctly representing the function of XPB and XPD

#Unit 3. Fundamental Processes
  1. Both XPB and XPD involved in promoter melting 
  2. Both XPB and XPD involved in unwinding function in NER
  3. XPD helicase performs the unwinding function in NER while XPB helicase involved in promoter melting 
  4. XPB helicase involved in promoter melting while XPD helicase performs the unwinding function in NER
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TLS Online TPP Program

#Question id: 24470

#Unit 3. Fundamental Processes

Two commonly used epitope tags are FLAG, which encodes the amino acid sequence ………..(single-letter amino acid code), and myc, which encodes the sequence……….. Respectively 

TLS Online TPP Program

#Question id: 24471

#Unit 3. Fundamental Processes

Fluorochrome-coupled monoclonal antibodies to the FLAG or myc epitopes can then be used to detect the recombinant protein in the cell. Alexa- 488-labeled antibody –emit……., Alexa-568-labeled antibody emits ……….respectively

TLS Online TPP Program

#Question id: 24472

#Unit 3. Fundamental Processes

Which of the following subunit of yeast gene may function as function with Rpb11 as ortholog of the alpha dimer of prokaryotic RNA polymerase 

TLS Online TPP Program

#Question id: 24473

#Unit 3. Fundamental Processes

The CTD contains a series of repeats of the heptapeptide sequence: Tyr-Ser-Pro-Thr-Ser-Pro-Ser. In which 

TLS Online TPP Program

#Question id: 24474

#Unit 3. Fundamental Processes

YSPTSPS repeats in CTD corresponds to the complexity of the genome. Which of the is correctly  representing the complexity(x-axis) vs no of repeat (y-axis)


TLS Online TPP Program

#Question id: 24475

#Unit 3. Fundamental Processes

Which of the following statement is correct
1.Start point, is the first base of mRNA to be A
2. Initiator (Inr) is Py2CAPy5, where Py stands for any pyrimidine. The Inr is contained between positions -3 and +5.
3. TATA box, usually located, 25 bp upstream in its location at -25 in eukaryotes 
4. The exception is in yeast, where the TATA box is more typically found at -90.