TLS Online TPP Program

#Question id: 4125


Which of the following are features of the wobble hypothesis?

#Unit 3. Fundamental Processes
  1. A naturally occurring tRNA exists in yeast that can read both arginine and lysine codons.

  2. A tRNA can recognize only one codon.

  3. Some tRNAs can recognize codons that specify two different amino acids, if both are nonpolar.

  4. The “wobble” occurs only in the first base of the anticodon.

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TLS Online TPP Program

#Question id: 26528

#Unit 3. Fundamental Processes

Which of the following statement is true regarding RNA polymerase III
1.RNA polymerase III transcribes a set of short genes
2.The classical class III genes (types I and II) have promoters that lie wholly within the genes.
3.Box A and Box B is the characteristics of RNA polymerase III type II
4.Box A and Box B is the characteristics of RNA polymerase III type I

TLS Online TPP Program

#Question id: 26529

#Unit 3. Fundamental Processes

RNA Polymerase III promoters are bipartite, which of the following is correctly representing the binding transcriptional factor with their location

TLS Online TPP Program

#Question id: 26530

#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.

TLS Online TPP Program

#Question id: 26531

#Unit 3. Fundamental Processes

TATA less, Inr Less promoters uses ……….as activator to position TBP with TAFs

TLS Online TPP Program

#Question id: 26532

#Unit 3. Fundamental Processes

Sp1 (Mr  80,000) is a transcription activator for a large number of genes in higher eukaryotes. Its DNA binding site, the GC box having consensus sequence

TLS Online TPP Program

#Question id: 26533

#Unit 3. Fundamental Processes

Which of the following is incorrect about Sp1