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Question:

The process of separation and purification of expressed protein before marketing is called as?

Post production processing

Downstream processing

Upstream processing

Bioprocessing

Solution:

Downstreaming process helps in the recovery and purification of biosynthetic product. It is mainly used during large scale production of metabolites. The steps included in down streaming process are as follows: Removal of insoluble substances; Isolation of product; Purification of product; Product polishing. So, the correct answer is 'Downstream processing'.