Which of the following is a key enzyme in the proline biosynthetic pathway?

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#Question id: 19171

#Part-A Aptitude & General Biotechnology

Which of the following are the practical problems that arise due to the decrease in column diameter in Column Chromatography?

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#Question id: 12716

#Part-B Specialized Branches in Biotechnology

Some cis-elements of target genes, which are involved in the Signal perception of stress (Drought/salinity and cold) to activating tolerance, 

a) MYCRS/MYBRS

b) NACRS

c) bZIP

d) ABRE

e) MEKK1

These cis-elements are____

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#Question id: 5250

#Part-A Aptitude & General Biotechnology

A researcher would like to map the location of galE and trpA genes in a new species of bacterium that appears to be closely related to E. coli. He decides to use cotransduction, and generatesnappropriate donor and recipient strains. He is disappointed when cotransduction is not seen in his experiement. What is the most reasonable explanation for this situation?

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#Question id: 5256

#Part-A Aptitude & General Biotechnology

If the experimental population of E. coli lacks an F factor or F plasmid, and if bacteriophage are excluded from the bacterial cultures, then which of these is a means by which beneficial mutations might be transmitted horizontally to other E. coli cells?

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#Question id: 18983

#Part-A Aptitude & General Biotechnology

which of the following is biggest problem for translation efficiency