Practice Questions

TLS Online TPP Program

#Question id: 11003

Which of the following statements about cardiac muscle is most accurate?

#SCPH28 | Zoology

The T-tubules of cardiac muscle can store much less calcium than T-tubules in skeletal muscle
The strength and contraction of cardiac muscle depends on the amount of calcium surrounding cardiac myocytes
In cardiac muscle the initiation of the action potential causes an immediate opening of slow calcium channels
Cardiac muscle repolarization is caused by opening of sodium channels

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TLS Online TPP Program

#Question id: 14291

#SCPH05 I Biotechnology

In a batch sterilization process if

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 ):

TLS Online TPP Program

#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

TLS Online TPP Program

#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

TLS Online TPP Program

#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:

TLS Online TPP Program

#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:

TLS Online TPP Program

#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?