Downstream Processing

Q. Which of the following are the processes included in downstream processing?

1. Selection and separation
2. Expression and separation
3. Separation and purification
4. Selection and purification

Q. During downstream processing, desired product is recovered from

1. Inside the cells
2. Secreted into the media by the cells
3. Bottom of the bioreactor
4. Walls of the bioreactor

Q. Downstream processing in biotechnology includes

1. separation
2. purification
3. spooling
4. both a and b

Q. The process of separation and purification of expressed protein before marketing is called :

1. Upstream processing
2. Downstream processing
3. Bioprocessing
4. Postproduction processing