The growth of S.cerevisiae on glucose under anaerobic conditions can be described by the following reaction:

C₆H₁₂O₆ + aNH₃ → 0.59 CH1.64N0.16O0.52 (biomass) + 0.43 C3H8O3 + 1.54CO2 + 1.3C2H5OH +0.036H2O

Determine the biomass (MW= 23.74) yield coefficient Yx/s

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#Question id: 14394

#Section 5: Bioprocess Engineering and Process Biotechnology

1.0 timol of an enzyme that contains five active sites per molecule converts 1.0 pmol substrate every 2 microseconds. Calculate catalytic centre activity (sec^-1). ......10^5

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#Question id: 14395

#Section 5: Bioprocess Engineering and Process Biotechnology

An enzyme is available at a specific activity of 500 units/mg protein. For an assay, 10miro mole substrate need to be converted per minute. What mass (in mg) of protein would you take for this to be achieved? 

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#Question id: 14396

#Section 5: Bioprocess Engineering and Process Biotechnology

A purified hydrolytic enzyme (Mr 150 000) is available with the description: Gives a Vmax of 3 200 units/mg protein under optimal conditions. How many micromoles of substrate can be hydrolysed by 1 mg of protein in 1 minute  

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#Question id: 14397

#Section 5: Bioprocess Engineering and Process Biotechnology

A purified hydrolytic enzyme (Mr 150 000) is available with the description: Gives a Vmax of 3 200 units/mg protein under optimal conditions. How many nmol of enzyme are there in 1 mg  

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#Question id: 14398

#Section 5: Bioprocess Engineering and Process Biotechnology

The internal effectiveness factor is useful because , which statement is not correct 

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#Question id: 14399

#Section 5: Bioprocess Engineering and Process Biotechnology

 observable Thiele modulus CD decreases when