TLS Online TPP Program

#Question id: 3557


What was the most significant conclusion that Gregor Mendel drew from his experiments with pea plants?

#Section 3: Genetics, Cellular and Molecular Biology
  1. There is considerable genetic variation in garden peas.

  2. Traits are inherited in discrete units, and are not the results of ʺblending.ʺ

  3. Dominant genes occur more frequently in the F1 than do recessive ones.

  4. An organism that is homozygous for many recessive traits are link

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TLS Online TPP Program

#Question id: 15869

#Section 6: Plant, Animal and Microbial 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

#Section 6: Plant, Animal and Microbial Biotechnology

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

TLS Online TPP Program

#Question id: 15871

#Section 6: Plant, Animal and Microbial 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: 15872

#Section 6: Plant, Animal and Microbial Biotechnology

For optimum callus growth, the given some following vitamins are required, except;

TLS Online TPP Program

#Question id: 15873

#Section 6: Plant, Animal and Microbial Biotechnology

Which is the most commonly used carbon source, for all cultured plant materials, including even green shoots.

TLS Online TPP Program

#Question id: 15874

#Section 6: Plant, Animal and Microbial Biotechnology

Callus culture show numerical chromosomal changes such as;