TLS Online TPP Program

#Question id: 4327


What would occur if the repressor of an inducible operon were mutated so it could not bind the operator?

#SCPH28 | Zoology
  1. irreversible binding of the repressor to the promoter

  2. reduced transcription of the operon's genes

  3. buildup of a substrate for the pathway controlled by the operon

  4. continuous transcription of the operon's genes

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TLS Online TPP Program

#Question id: 15869

#SCPH05 I Biotechnology

In a modest laboratory, aseptic handling, maintenance and observation of cultures, these activities can be done in the culture room.  Some facilities are required for the culture room, except?

TLS Online TPP Program

#Question id: 15869

#SCPH05 I Biotechnology

In a modest laboratory, aseptic handling, maintenance and observation of cultures, these activities can be done in the culture room.  Some facilities are required for the culture room, except?

TLS Online TPP Program

#Question id: 15870

#SCPH05 I Biotechnology

 What is the advantage of plant tissue culture over animal tissue culture?

TLS Online TPP Program

#Question id: 15870

#SCPH05 I Biotechnology

 What is the advantage of plant tissue culture over animal tissue culture?

TLS Online TPP Program

#Question id: 15871

#SCPH05 I Biotechnology

Various sterilization techniques used in plant tissue culture work;

           Sterilization technique

 

          Materials sterilized

     A) Dry heat

i) Media, culture vessels, other glass plasticwarc, contaminated cultures

 

      B) Autoclaving

ii) Heat labile compounds like GA3, ABA, zeatin, urea,·enzymes, etc.

 

      C) Surface sterilization

iii) Empty glassware, instruments like scalpels, forceps, needles

 

     D) Liquid (membrane filter of 

       0.45 μm or smaller pore size)

iv) All plant materials to be cultured

 

 

TLS Online TPP Program

#Question id: 15871

#SCPH05 I Biotechnology

Various sterilization techniques used in plant tissue culture work;

           Sterilization technique

 

          Materials sterilized

     A) Dry heat

i) Media, culture vessels, other glass plasticwarc, contaminated cultures

 

      B) Autoclaving

ii) Heat labile compounds like GA3, ABA, zeatin, urea,·enzymes, etc.

 

      C) Surface sterilization

iii) Empty glassware, instruments like scalpels, forceps, needles

 

     D) Liquid (membrane filter of 

       0.45 μm or smaller pore size)

iv) All plant materials to be cultured