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TLS Online TPP Program

#Question id: 4348

Under what conditions does the trp repressor block transcription of the trp operon?

#Section 3: Genetics, Cellular and Molecular Biology

  1. when the repressor binds to the inducer

  2. when the repressor binds to tryptophan

  3. when the repressor is not bound to tryptophan

  4. when the repressor is not bound to the operator

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TLS Online TPP Program

#Question id: 17916

#Section 4: Fundamentals of Biological Engineering

The rate limiting step in the movement of oxygen from the gas phase in a bubble to the cell is the movement of oxygen molecules through
TLS Online TPP Program

#Question id: 1954

#Section 2: General Biology

What is the single best description of type 1 diabetes?
TLS Online TPP Program

#Question id: 15671

#Section 6: Plant, Animal and Microbial Biotechnology

The lag phase of the bacterial growth curve is marked by
TLS Online TPP Program

#Question id: 15495

#Section 4: Fundamentals of Biological Engineering

Calculate the degree of reduction for following substrates:
A) Methane
B) Glucose
C) Ethanol
TLS Online TPP Program

#Question id: 1684

#Section 2: General Biology

What are the molecules mediating signal transduction following antigen binding to cell surface immunoglobulin on a B-cell called?