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TLS Online TPP Program

#Question id: 4352

How does extracellular glucose inhibit transcription of the lac operon?

#Section 3: Genetics, Cellular and Molecular Biology

  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: 2138

#Section 2: General Biology

Integrins are
TLS Online TPP Program

#Question id: 2139

#Section 2: General Biology

A process not involving the fusion of two membranes or two regions of the same membrane is:
TLS Online TPP Program

#Question id: 2140

#Section 2: General Biology

According to the current model for HIV infection, which of the following is not involved in the process of membrane fusion?
TLS Online TPP Program

#Question id: 2141

#Section 2: General Biology

Facilitated diffusion through a biological membrane is:
TLS Online TPP Program

#Question id: 2142

#Section 2: General Biology

Glucose transport into erythrocytes is an example of
TLS Online TPP Program

#Question id: 2143

#Section 2: General Biology

For the process of solute transport, the constant Kt is: