A case of sarcomas grow as individual cells in blood

TLS Online TPP Program

#Question id: 31854

#Unit 12. Biochemical Engineering

The penicillin extraction process involves the following steps:

A. Extraction from the organic solvent into an aqueous buffer

B. Extraction from the aqueous buffer into an organic solvent

C. Extraction of penicillin from the filtered broth into organic solvent

D. Extraction of solvent to obtain penicillin salt

Choose the correct sequence of steps from the options given below :

TLS Online TPP Program

#Question id: 31857

#Unit 12. Biochemical Engineering

Bacillus polymyxa strain was cultivated under anaerobic condition in a media containing 10 g/L glucose as the sole carbon source. The glucose was completely utilized in 10 h producing 2, 3-Butanediol with productivity of 5 g/L/h. What is the yield of 2, 3- Butanediol produced per gram of glucose consumed (g/g)? 

TLS Online TPP Program

#Question id: 31858

#Unit 12. Biochemical Engineering

If the partitioning coefficient (K) of a solute is 20 when it is extracted by an organic solvent from culture medium, what is the amount of solvent required per litre of culture medium to extract 90% of the solute in a single equilibrium stage? 

TLS Online TPP Program

#Question id: 31890

#Unit 12. Biochemical Engineering

The efficiency of an organic sludge composting method can be improved by various physicochemical options. Which one of the following is NOT a recommended option for the same?

TLS Online TPP Program

#Question id: 26661

#Unit 12. Biochemical Engineering

A mechanically agitated bioreactor for an aerobic microbial process can be scaled up from pilot plant data to commercial plant on the basis of

TLS Online TPP Program

#Question id: 26678

#Unit 12. Biochemical Engineering

The shear stress responsible for cell death in airlift fermentors CANNOT be reduced by