1. | Only I | 2. | Only II |
3. | Both I and II | 4. | Neither I nor II |
I: | The used medium is drained out from one side while the fresh medium is added from the other. |
II: | The cells are maintained in their physiologically most active log/exponential phase. |
III: | A larger biomass is produced leading to higher yields of desired proteins. |
1. | Only I and II are correct |
2. | Only I and III are correct |
3. | Only II and III are correct |
4. | I, II and III are correct |