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Industrially Useful Microbial Processes

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

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

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Industrially Useful Microbial Processes
The species of Acetobacter which produces cellulosic strands to hold the cells in lime layer is

Acetobacter curvum
Acetobacter schuetzenbachii
Accetobacter orleanense
Acetobacter xylinum

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Industrially Useful Microbial Processes
The biotin level in obtaining L-gluatmic acid by fermentation using Micrococcus glutamicus is critical because

too high level prevents L-glutamic acid production
None of these
too low level prevents growths, hence L-glutamic acid production
both (a) and (b)

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Industrially Useful Microbial Processes
Which of the following was the first amino acid to be produced commercially?

L-cystine
L-methionine
L-glutamic acid
L-lysine

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Industrially Useful Microbial Processes
Which of the following organism is utilized for the production of D-L-alanine?

Microbacterium ammoniaphilum
Brevibacterium flavum
Arthrobacter paraffineus
C. glutamicum

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Industrially Useful Microbial Processes
During fermentation, pyruvic acid is converted into organic products such as

ethyl alcohol and lactic acid
glucose and fructose
starch and cellulose
citric acid and isocitric acid

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