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TLS Online TPP Program

#Question id: 4352

How does extracellular glucose inhibit transcription of the lac operon?

#SCPH06 I Botany

  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: 72

#SCPH05 I Biotechnology

For the reaction catalyzed by the enzyme hexokinase: Glucose + ATP → glucose 6-phosphate + ADP the equilibrium constant, Keq, is 7.8 × 102. In living E. coli cells, [ATP] = 5 mM, [ADP] = 0.5 mM, [glucose] = 2 mM, and [glucose 6-phosphate] = 1 mM. Which of the following conclusions made on the basis of the above calculations is incorrect?
TLS Online TPP Program

#Question id: 844

#SCPH06 I Botany

It is a given set of conditions that are required  for the maintenance of the active set of cellular proteins
TLS Online TPP Program

#Question id: 15874

#SCPH05 I Biotechnology

Callus culture show numerical chromosomal changes such as;
TLS Online TPP Program

#Question id: 11668

#I Life Science/ Life Sciences Group – I-V

The transfer of fluid from the glomerulus to Bowman's capsule ________.
TLS Online TPP Program

#Question id: 10503

#I Life Science/ Life Sciences Group – I-V

A Pseudomonas species that synthesizes the antifungal compound against the pathogenic fungus Gaeumannomyces graminis known as