Increasing the agitation in a reactor increases oxygen transfer primarily because:

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#Question id: 7513

#Part-A Aptitude & General Biotechnology

A boat travels upstream from Q to P and downstream from p to Q in 3 h. If the distance between P to Q is 4 km and the speed of the current is 1 km/h , then what is the speed of the boat in still water?

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#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

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#Question id: 10507

#Part-B Specialized Branches in Biotechnology

Rhizobacteria function as

 a) Nitrogen fixation

 b) depositing pathogens directly into the vascular system,

 c) producing antibiotics and antifungal agents for inhibiting soil pathogens

 d) herbivore sensors by sending electrical or chemical signals to surrounding cells

 Which one of the following combination is correct?

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#Question id: 5622

#Part-B Specialized Branches in Biotechnology

The major motor portion of the flagellum is the axoneme, a structure formed by microtubules emanating from the centriole at the base of the sperm nucleus. These microtubules are made exclusively of the dimeric protein-

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#Question id: 5321

#Part-B Specialized Branches in Biotechnology

Biologists now routinely test for homology between genes in different species. If genes are determined to be homologous, how are they related to each other?