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Industrially Useful Microbial Processes

Industrially Useful Microbial Processes
The enzyme which converts optically active isomers of lactic acid to the optically inactive racemic mixture is

invertase
racemase
dehydrogenase
isomerase

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Industrially Useful Microbial Processes
The organism B. brevis can be used commercially for the production of

gramicidin A
All of these
tyrocidin
tyrothricin(bacitracin tyrocidin complex)

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Industrially Useful Microbial Processes
The sugar concentration of molasses used in fermentation should be

4-5%
30-38%
10-18%
20-30%

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Industrially Useful Microbial Processes
Penicillin G is also known as

phenoxy methyl penicillin
hydroxy benzyl penicillin
benzyl penicillin
2-pentenyl penicillin

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Industrially Useful Microbial Processes
Bacitracin, an antibiotic similar to penicillin, is produced by

Bacillus licheniformis
Streptomyces erythreus
Bacillus polymyxa
Aspergillus fumigatus

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Industrially Useful Microbial Processes
The Candida species require fermentation equipment lined with plastic because they are extremely sensitive to

traces of cobalt
none of these
traces of iron
traces of nickel

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