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

#Question id: 850

#Part-B Specialized Branches in Biotechnology

The experimental inverse of protein structure prediction, has provided insights into protein folding and stability. Protein design attempts to construct an amino acid sequence that will form a structure such as a sandwich of β sheets or a bundle of α helices;

#Question id: 5437

#Part-A Aptitude & General Biotechnology

A pure line dominant plant has height of 100 cm while pure line of recessive plant has 20 cm. If one dominant gene contribution is 8 cm, what is number of QTL control plant height?

#Question id: 2925

#Part-A Aptitude & General Biotechnology

Mitotic cyclin levels in early Xenopus embryos are regulated by:

#Question id: 11130

#Part-B Specialized Branches in Biotechnology

Which of the following electrical events is characteristic of inhibitory synaptic interactions?

#Question id: 3026

#Part-B Specialized Branches in Biotechnology

Not present in all bacteria, this structure enables those that possess it to germinate after exposure to harsh conditions, such as boiling: