TLS Online TPP Program

#Question id: 10157


In Glycolate pathway, Glycine exits the peroxisomes and enters the mitochondria where a multienzyme complex catalyzes the conversion of two molecules of glycine and one molecule of NAD+ into one molecule each of serine, NADH, NH4 +, and CO2; the enzyme complex used in this reaction is

#Section 2: General Biology
  1. Glycine decarboxylase and serine hydroxy methyltransferase
  2. Glycolate oxidase and serine hydroxy methyltransferase
  3. Glycine decarboxylase and Serine:2-oxoglutarate aminotransferase
  4. Glycine decarboxylase complex (GDC) and Ferredoxin-dependent glutamate synthase (GOGAT)
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TLS Online TPP Program

#Question id: 27591

#Section 5: Bioprocess Engineering and Process Biotechnology

Gas leaving a fermenter at close to 1 atm pressure and 25°C has the following composition: 78.2% nitrogen, 19.2% oxygen, 2.6% carbon dioxide. Calculate the mass composition of the fermenter off-gas.

TLS Online TPP Program

#Question id: 27592

#Section 5: Bioprocess Engineering and Process Biotechnology

Gas leaving a fermenter at close to 1 atm pressure and 25°C has the following composition: 78.2% nitrogen, 19.2% oxygen, 2.6% carbon dioxide. Calculate the mass of CO2 in each cubic metre of gas leaving the fermenter. [R=0.000082057 m3 atm / K gmol]

TLS Online TPP Program

#Question id: 27593

#Section 5: Bioprocess Engineering and Process Biotechnology

The specific gravity of ethanol is 〖𝟎.𝟕𝟖𝟗〗_"4°C " ^"20°C"  . What is its density at 20°C in kg m-

TLS Online TPP Program

#Question id: 27594

#Section 5: Bioprocess Engineering and Process Biotechnology

In a process the inputs and outputs are shown as in the diagram.
Correct material balance is

TLS Online TPP Program

#Question id: 27595

#Section 5: Bioprocess Engineering and Process Biotechnology

In the given tank, there are two feeds and one output. Consider a 2 hour operation; the feed rates are 4000 kg/hr and 6000 kg/hr. The accumulated material inside the tank is 2000 kg. What is the output rate kg/hr of the material?

TLS Online TPP Program

#Question id: 27596

#Section 5: Bioprocess Engineering and Process Biotechnology

What is the mass fraction for H2O in feed F and NaOH in product?