TLS Online TPP Program

#Question id: 4334


Which of the following is not true of RNA processing?

#Section 3: Genetics, Cellular and Molecular Biology
  1. Exons are cut out before mRNA leaves the nucleus.

  2. Nucleotides may be added at both ends of the RNA.

  3. Ribozymes may function in RNA splicing.

  4. RNA splicing can be catalyzed by spliceosomes.

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TLS Online TPP Program

#Question id: 14279

#Section 5: Bioprocess Engineering and Process Biotechnology

Growth yield of mDicrobes is defined as

TLS Online TPP Program

#Question id: 14280

#Section 5: Bioprocess Engineering and Process Biotechnology

In microbial cultivation, the expression for product synthesis

TLS Online TPP Program

#Question id: 14281

#Section 5: Bioprocess Engineering and Process Biotechnology

cells are grown in a CSTR a steady state at two dilution rates 0.1 h^-1 and 0.5h^-1 and the steady state concentrations are as follows: 


if the inlet substrate concentration is 20 g/I, the cells follow monod growth kinetics and product formation kinetics is modelled as a both growth associated and non growth associated kinetics given by the equation then answer the following questions, the best estimate of maximum specific growth rate is: 

TLS Online TPP Program

#Question id: 14282

#Section 5: Bioprocess Engineering and Process Biotechnology

The oxygen transfer rate in an aerobic fermentation process does not depend on the

TLS Online TPP Program

#Question id: 14283

#Section 5: Bioprocess Engineering and Process Biotechnology

Aeration ina fermenter is expressed as VVM. What will be the VVM if air is sparged at 2000 L/min with a working volume 10 m^3? 

TLS Online TPP Program

#Question id: 14284

#Section 5: Bioprocess Engineering and Process Biotechnology

The specific productivity (qp) of an enzyme production Is fitted linearly with specific growth rate p of a fungal organism according to the equation The estimated values of constants alpha and beta are 0.0006 and 25 respectively. The enzyme production kinetics is