TLS Online TPP Program

#Question id: 292


Which of the following types of non-covalent bonds or interactions is responsible for forming the α helix and β sheet secondary structural motifs of a protein:

#Section 2: General Biology
  1. Ionic bonds between polar charged amino acid R groups

  2. Hydrogen bonds between electronegative atoms of polar uncharged amino acid R groups

  3. Hydrogen bonds between electronegative atoms of the peptide bond

  4. Hydrophobic Interactions between atoms of the peptide bond

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TLS Online TPP Program

#Question id: 14186

#Section 5: Bioprocess Engineering and Process Biotechnology

Aerobic degradation of an organic compound by a mixed culture of organisms in waste water can be represented by the following reaction

               

                Determine the yield coefficients YX/O2

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TLS Online TPP Program

#Question id: 14187

#Section 5: Bioprocess Engineering and Process Biotechnology

Aerobic degradation of an organic compound by a mixed culture of organisms in waste water can be represented by the following reaction

               

                Determine the yield coefficient YX/NH3.

TLS Online TPP Program

#Question id: 14189

#Section 5: Bioprocess Engineering and Process Biotechnology

Aerobic degradation of an organic compound by a mixed culture of organisms in waste water can be represented by the following reaction

     C3H6O3 + a O2 + b NH3 → c C5H7NO2 + d H2O + e CO2          

Determine the degree of reductions for bacteria.

TLS Online TPP Program

#Question id: 14190

#Section 5: Bioprocess Engineering and Process Biotechnology

Aerobic degradation of an organic compound by a mixed culture of organisms in waste water can be represented by the following reaction

               

Determine RQ for the organisms

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TLS Online TPP Program

#Question id: 14191

#Section 5: Bioprocess Engineering and Process Biotechnology

Consider a 1000-l CSTR in which biomass is being produced with glucose as the substrate. The microbial system follows a Monod relationship withn µm = 0.4 h-1 , KS = 1.5 g/l (an unusu ally high value), and the yield factor YX/S = 0.5 g biomass/g substrate consumed. If normal operation is with a sterile feed containing 10 g/l glucose at a rate of 100 l/h. What is the specific biomass production rate (g/l-h) at steady state?

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