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TLS Online TPP Program

#Question id: 4352

How does extracellular glucose inhibit transcription of the lac operon?

#SCPH05 I Biotechnology

  1. by strengthening the binding of the repressor to the operator

  2. by weakening the binding of the repressor to the operator

  3. by inhibiting RNA polymerase from opening the strands of DNA to initiate transcription

  4. by reducing the levels of intracellular cAMP

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TLS Online TPP Program

#Question id: 658

#SCPH06 I Botany

To what level of structure do α-helices belong?
TLS Online TPP Program

#Question id: 3643

#SCPH01 Biochemistry

One DNA strand, the______________, is made continuously in a 5→3 direction from the origin.
TLS Online TPP Program

#Question id: 819

#SCPH05 I Biotechnology

Heat treated protein’s losses its stability and some changes abruptly over a narrow range, which can be measured in terms of-
TLS Online TPP Program

#Question id: 14216

#SCPH05 I Biotechnology

The viscosity of fluid decreases with increasing stirrer speed, the fluid would be 
TLS Online TPP Program

#Question id: 125

#SCPH05 I Biotechnology

Regions on cell membranes called lipid rafts form because