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TLS Online TPP Program

#Question id: 14960

How might the ability of pea plants to self fertilize be a problem for genetic experiments?

#Part-B Specialized Branches in Biotechnology
  1. Self fertile plants tend to be weaker and require more care.
  2. Self fertile plants are not able to produce viable seeds due to inbreeding.
  3. Stamens must be removed from self fertile plants to control fertilization 
  4. Pistils of self fertile plants are unable to accept pollen from other plants.
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TLS Online TPP Program

#Question id: 18773

#Part-A Aptitude & General Biotechnology

The affinity constant, Ka between antigen-antibodies, can be determined by 
TLS Online TPP Program

#Question id: 18774

#Part-A Aptitude & General Biotechnology

The above Scatchard plots are based on repeated equilibrium dialyses with a constant concentration of antibody and varying concentration of ligand. In these plots, r equals moles of bound ligand/mole antibody and c is the concentration of free ligand, (Ka) is slope while intercept on x axis represent 
TLS Online TPP Program

#Question id: 18775

#Part-A Aptitude & General Biotechnology

which of the following technique is a highly sensitive and quantitative procedure that utilizes radioactively labelled antigen or antibody
TLS Online TPP Program

#Question id: 18776

#Part-A Aptitude & General Biotechnology

In Western blotting, a protein mixture is separated by electrophoresis; then the protein bands are electrophoretically transferred onto nitrocellulose and identified with 
TLS Online TPP Program

#Question id: 18777

#Part-A Aptitude & General Biotechnology

which of the following technique using antibodies labelled with fluorescent molecules can be used to visualize antigen on or within cells.
TLS Online TPP Program

#Question id: 18778

#Part-A Aptitude & General Biotechnology

which of the following technique provides an unusually powerful technology for the quantitative analysis and sorting of cell populations labelled with one or more fluorescent antibodies.