Question

Stirred-tank bioreactors have been designed for ?

• A. Availability of Oxygen throughout the process
• B. Addition of preservatives to the product
• C. Purification of the product
• D. Ensuring anaerobic conditions in the culture vessel

Answer 1

The correct option is A Availability of Oxygen throughout the process

Stirred tank bioreactor is a reactor which consists of the propeller, the mixer and the reactor. In this systems, impeller or mixer is used to mix the required atmospheric oxygen into the aqueous phase and maximizing the interfacial area between the gaseous and aqueous phases for large production of biomass.

So, the correct answer is 'Availability of oxygen throughout the process'