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Reported Question / Answer
Q.) In aerobic yeast fermentation for production of citric acid from alkanes using a fed-batch culture, why alkanes are slowly fed to the yeast?
1)
Alkanes cause foaming
2)
Citric acid is toxic to the cells
3)
Fast addition of alkanes will cause the cells to grow too quickly
4)
Fast addition of alkanes will inhibit the cells and reduce oxygen transfer rates
5)
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Answer :
4
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