The process of separation and purification of expressed protein before marketing is called (1) Downstream processing (2) Bioprocessing (3) Postproduction processing (4) Upstream processing

Correct option:(1) Downstream processing

Explanation:

• Biosynthetic stage for synthesis of product in recombinant DNA technology is called up streaming process
• After completion of biosynthetic stage, the product has to be subjected through a series processes which include separation and purification are known as down streaming processing.