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TLS Online TPP Program

#Question id: 4348

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

#SCPH06 I Botany

  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: 1637

#SCPH01 Biochemistry

Protective antibodies against infectious agents are often:
TLS Online TPP Program

#Question id: 2092

#SCPH05 I Biotechnology

Peripheral membrane proteins
TLS Online TPP Program

#Question id: 3670

#SCPH28 | Zoology

The best-known examples of host-encoded site-specific recombination systems used to resolve plasmid dimers are the cer-XerCD site-specific recombination systems used by the
TLS Online TPP Program

#Question id: 3467

#SCPH06 I Botany

 Which one of the following statements is INCORRECT?
TLS Online TPP Program

#Question id: 9178

#SCPH06 I Botany

A fish swimming into an estuary from a river would have which of the following as its greatest physiological challenge?