The probability of rolling one die and obtaining a four. To calculate the probability of rolling a die twice and obtaining 2 fours, What is the probability of rolling a four on both is?

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#Question id: 21057

#Unit 12. Biochemical Engineering

Two organisms A and B with the same μmax and Yx/s are cultivated independently in batch culture. They have Ks values of 1 g.l-1 and 3 g.l-1 respectively. Given that the initial substrate concentration was 5 g/l, which of the following is TRUE after complete exhaustion of the substrate?

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#Question id: 20819

#Unit 12. Biochemical Engineering

A microorganism following Monod kinetics is grown in a chemostat with working volume of 5 L and inlet substrate concentration of 1g/L. If the μmax and Ks of the organism are 0.5 h-1 and 0.25g/L respectively, washout occurs when the flow rate (L.h-1) exceeds

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#Question id: 20822

#Unit 12. Biochemical Engineering

A high cell density fermentation produces recombinant protein product which is 20% of the total cellular protein. The final cell density is 80 OD (1 OD = 0.4g of dry cell wt/L of which 50% is total cellular protein). Then the product concentration (g/L) is:

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#Question id: 20831

#Unit 12. Biochemical Engineering

A culture can grow independently in two carbon sources, glucose and hexadecane. Identify which one of the following statements is TRUE?

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#Question id: 20835

#Unit 12. Biochemical Engineering

In a batch microbial fermentation process the dissolved oxygen concentration (DOC) remains almost zero during growth. Which of the following methods will you use for the estimation of oxygen transfer rate while the fermentation is in progress?

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#Question id: 20563

#Unit 12. Biochemical Engineering

For an enzyme catalyzed reaction in a batch bioreactor, which one of the following is true under quasi-steady state conditions: