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TLS Online TPP Program

#Question id: 3780

If a cell were unable to produce histone proteins, which of the following results would be a likely effect on the cell?

#Section 3: Genetics, Cellular and Molecular Biology

  1. There would be an increase in the amount of DNA produced during replication.

  2. The cell's DNA could not be packed into its nucleus.

  3. Spindle fibers would not form during prophase.

  4. Amplification of other genes would compensate for the lack of histones.

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TLS Online TPP Program

#Question id: 14429

#Section 5: Bioprocess Engineering and Process Biotechnology

Which one of the following constants is represented by Kp?
TLS Online TPP Program

#Question id: 14430

#Section 5: Bioprocess Engineering and Process Biotechnology

Which is not correctly match, effect of process variables on mass transfer characteristics?

Process variablemass transfer characteristics
P. P/V oxygen transfer rate
q. Impeller tip speedmixing time
r. Reynoldsnumber shear rate
TLS Online TPP Program

#Question id: 14431

#Section 5: Bioprocess Engineering and Process Biotechnology

the centrifugal separation of biomass of 80um sized cells of density 1.04kgm^-3 was carried out in a tubular centrifuge having a diameter of 15cm and rotating at 1200 rev/min. calculate the residence time if distance between the liquid surface and the axis of rotation was 0.8cm, the liquid viscosity were 1.0kgm^-3 and 0.013 gcm^-ls-1respectively. 
TLS Online TPP Program

#Question id: 14432

#Section 5: Bioprocess Engineering and Process Biotechnology

the centrifugal separation of biomass of 80um sized cells of density 1.04kgm^-3 was carried out in a tubular centrifuge having a diameter of 15cm and rotating at 1200 rev/min. the axis of rotation was 0.8cm, the liquid viscosity were 1.0kgm^-3 and 0.013 gcm-ls^-1 respectively. Calculate the volumetric capacity of the centrifuge if its length was 40cm? 
TLS Online TPP Program

#Question id: 14433

#Section 5: Bioprocess Engineering and Process Biotechnology

the centrifugal separation of biomass of 80um sized cells of density 1.04kgm^-3 was carried out in a tubular centrifuge having a diameter of 15cm and rotating at 1200 rev/min. the axis of rotation was 0.8cm, the liquid viscosity were 1.0kgm-3 and 0.013 gcm-^ls^-1 respectively. centrifuge length is 40cm, calculate the  factor? 
TLS Online TPP Program

#Question id: 14434

#Section 5: Bioprocess Engineering and Process Biotechnology

the centrifugal separation of biomass of 80um sized cells of density 1.04kgm-3 was carried out in a tubular centrifuge having a diameter of 15cm and rotating at 1200 rev/min. the axis of rotation was 0.8cm, the liquid viscosity was 1.0kgm-3 and 0.013 gcm-ls-1 respectively. centrifuge length is 40cm, what will be the time required for centrifuging 1000 litres of broth?