TLS Online TPP Program

#Question id: 1466


Which of the following functions does the product of the p53 gene carry out?

#Part-B Specialized Branches in Biotechnology
  1. It inhibits the cell cycle.

  2. It slows down the rate of DNA replication by interfering with the binding of DNA polymerase.

  3. It causes cells to reduce expression of genes involved in DNA repair.

  4. It allows cells to pass on mutations due to DNA damage.

More Questions
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.

TLS Online TPP Program

#Question id: 18779

#Part-A Aptitude & General Biotechnology

Flow-cytometric analysis for the detection and measurement of subpopulations of leukocytes, including those of leukaemia, is usually performed using monoclonal antibodies. Why is this the case?
Choose whether each of the following statements is true 
a) Indirect immunofluorescence is a more sensitive technique than direct immunofluorescence
b) Most antigens induce a polyclonal response. 
c) For precipitation to occur, both antigen and antibody must be multivalent.
d) ELISA tests using chemiluminescence are more sensitive than chromogenic ones and precipitation tests are more sensitive than agglutination tests

TLS Online TPP Program

#Question id: 18780

#Part-A Aptitude & General Biotechnology

Which of the following does not participate in the formation of antigen-antibody complexes?