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TLS Online TPP Program

#Question id: 2640

Which of these properties do not agree with trp operon attenuator?

#Unit 2. Cellular Organization

  1. It brings about repression of trp operon

  2. It consists of one stem loop system

  3. It has two codons for tryptophan in sequence

  4. Ribosome stalls at the attenuator

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TLS Online TPP Program

#Question id: 19049

#Unit 13. Methods in Biology

What is the nature of mobile phase in reverse phase chromatography? 
TLS Online TPP Program

#Question id: 19050

#Unit 13. Methods in Biology

The relative adsorption of each component of the mixture is expressed in terms of its
TLS Online TPP Program

#Question id: 19051

#Unit 13. Methods in Biology

Select the correct statement regarding paper chromatography from the following.
TLS Online TPP Program

#Question id: 19052

#Unit 13. Methods in Biology

Amino acids detected by spraying the plate with ninhydrin solution is an example of
TLS Online TPP Program

#Question id: 19053

#Unit 13. Methods in Biology

The principle on which thin layer chromatography is based is that the ____________
TLS Online TPP Program

#Question id: 19054

#Unit 13. Methods in Biology

Which is not an application of TLC?