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Industrially Useful Microbial Processes

Industrially Useful Microbial Processes
Chlorotetracycline a broad spectrum antibiotic is produced by

Streptomyces erythreus
Streptomyces venezuelae
Streptomyces rimosus
Streptomyces aureofaciens

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Industrially Useful Microbial Processes
Protease, which is used for flavouring of sake and haze removal in sake is produced by

B. cereus
A. flavus
A. niger
A. oryzae

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Industrially Useful Microbial Processes
The commonly used media for submerged bacterial fermentation at commercial scale is

germinated seed
beet molasses
liver extract
none of these

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

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

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

dehydrogenase
racemase
invertase
isomerase

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Industrially Useful Microbial Processes
The first penicillin isolated by Alexander Fleming, penicillin F is also called

benzyl penicillin
phenoxymethyl penicillin
2-Pentenyl Penicillin
n-heptyl penicillin

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