Question

Stirred-tank bioreactors have advantages over shake flasks because they _______________.

• A. Provide high temperature and pH
• B. Provide better aeration and mixing properties
• C. Do not allow the entry of $C{O}_2$
• D. Are easy to operate

Answer 1

Answer: (B)

Provide better aeration and mixing properties

Stirred-tank bioreactor is used for processing large volumes of culture. It is a cylindrical tank with a curved base to facilitate the mixing of the reactor contents. The stirrer facilitates even mixing and oxygen availability throughout the bioreactor.

So, the correct option is 'Option B' .