Bioreactors are considered as vessels in which raw materials are biologically converted into specific products by microbes, plant and animal cells or their enzymes. They are used for large scale production as they provide optimum growth conditions such as temperature, pH, substrate, vitamins, oxygen and salts for obtaining desired product. Most commonly used bioreactors are of stirring type which include simple stirred tank bioreactor and sparged stirred tank bioreactor.
Which of the following is essential to obtain desired product in a bioreactor?

Options

A. Size of the bioreactor
B. Sterile condition
C. Quantity of the raw material
D. All of these

Answer

B

Explanation

In a bioreactor, all operations must be carried under sterile conditions to avoid contamination.