Which part of the light microscope controls the intensity of light entering the viewing area?

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#Question id: 5825

#Part-B Specialized Branches in Biotechnology

__ are mutations that have no effect on the phenotype of the organism.

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#Question id: 31

#Part-A Aptitude & General Biotechnology

Which of the following is the pair of enantiomers from the following substance? 

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#Question id: 14138

#Part-B Specialized Branches in Biotechnology

BLAST uses heuristics to align a query sequence with all sequences in a database. 

Reason(R): BLASTX uses protein sequences as queries to search against a protein sequence database.

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#Question id: 746

#Part-A Aptitude & General Biotechnology

Two separate chains of DNA are wound around each other, each following a helical (coiling) path, resulting in:

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#Question id: 544

#Part-A Aptitude & General Biotechnology

One of the enzymes involved in glycolysis, aldolase, requires Zn2+ for catalysis. Under conditions of zinc deficiency, when the enzyme may lack zinc, it would be referred to as the: