A process in which a suspension of microbes is quickly frozen at temperatures ranging from - 54°C to -72°C, and the water is removed by a high vacuum (sublimation) 

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#Question id: 17285

#Part-A Aptitude & General Biotechnology

If the arithmetic mean of the data given below is 28, 

The median of the series is  

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#Question id: 19457

#Part-B Specialized Branches in Biotechnology

Which microscopy can be used for viewing live cells and unstained tissues?

1. Fluorescence microscopy

2. Phase contrast microscopy

3. Dark field microscopy

4. Differential interference microscopy

5. Confocal microscopy

Which of the above combinations of microscopy is correct?

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#Question id: 562

#Part-B Specialized Branches in Biotechnology

Phenyl-methane-sulfonyl-fluoride (PMSF) inactivates serine proteases by binding covalently to the catalytic serine residue at the active site; this enzyme-inhibitor bond is not cleaved by the enzyme.  This is an example of what kind of inhibition?

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#Question id: 14218

#Part-B Specialized Branches in Biotechnology

In CSTR system at steady rate  

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#Question id: 1555

#Part-B Specialized Branches in Biotechnology

which type of amino acid in polypeptide position 9 is favoured interaction which MHC class 1?