What is the purpose of draining out the used medium and adding fresh medium in a continuous culture system?

What is the purpose of draining out the used medium and adding fresh medium in a continuous culture system?
  1. To achieve the desired product
  2. To purify the desired protein
  3. To maintain the cells in log/exponential phase
  4. To provide optimal growth conditions

Solution

The purpose of draining out the used medium and adding fresh medium in a continuous culture system is to maintain the cells in their physiologically most active log/exponential phase.

Asked in: NCERT

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