Which of the following cell types are responsible for initiating a secondary immune response?

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#Question id: 14291

#SCPH05 I Biotechnology

In a batch sterilization process if  overall,  heating &  cooling are 32.2, 9.8 & 10.1 respectively, THEN the holding time at 121^^o-C of the process is (given that the specific death rate (k) of microorganisms at 121^^o-C is 2.54 min-1 ):

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#Question id: 14292

#SCPH05 I Biotechnology

Consider the scale up of a fermentation from a 10L to 10000L while maintaining geometric similarity. Agitation speed was maintained at 500 rpm in the 10L fermenter. If scale up is done based on constant tip speed, then the agitation speed in the larger reactor should be 

rpm. 

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#Question id: 14292

#SCPH05 I Biotechnology

Consider the scale up of a fermentation from a 10L to 10000L while maintaining geometric similarity. Agitation speed was maintained at 500 rpm in the 10L fermenter. If scale up is done based on constant tip speed, then the agitation speed in the larger reactor should be 

rpm. 

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#Question id: 14293

#SCPH05 I Biotechnology

Scale up of a fermenter is done based on constant impeller tip speed. If the diameter of the impeller is increased by 10-fold, the agitator speed will: 

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#Question id: 14293

#SCPH05 I Biotechnology

Scale up of a fermenter is done based on constant impeller tip speed. If the diameter of the impeller is increased by 10-fold, the agitator speed will: 

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#Question id: 14294

#SCPH05 I Biotechnology

What will be the generation time of a culture with a specific growth rate constant of 0.01 min^-1?