TLS Online TPP Program

#Question id: 16010


What is the concentration of CO2 required for culturing animal cells?

#Section 6: Plant, Animal and Microbial Biotechnology
  1. 2-5%
  2. 1-10%
  3. 10-15%
  4. 15-20%
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TLS Online TPP Program

#Question id: 3342

#Section 3: Genetics, Cellular and Molecular Biology

Neutral alleles are those that do not alter fitness and average reproductive success does not differ between individuals that carry one neutral allele or the other. The frequencies of these neutral alleles may change in a population by

TLS Online TPP Program

#Question id: 14327

#Section 5: Bioprocess Engineering and Process Biotechnology

Bakers' yeast is produced in a 50 000-litre fermenter under aerobic conditions. The carbon substrate is sucrose; ammonia is provided as nitrogen source. The average biomass composition is CH1.8300.55N0.17 with 5% ash. Under efficient growth conditions, biomass is the only major product; the biomass yield from sucrose is 0.5 g g-I. If the specific growth-rate is 0.45 h-l, estimate the rate of heat removal required to maintain constant temperature in the fermenter when the yeast concentration is 10 g l- 1     _______________________.10^6

TLS Online TPP Program

#Question id: 14866

#Section 1: Engineering Mathematics


TLS Online TPP Program

#Question id: 5249

#Section 3: Genetics, Cellular and Molecular Biology

What is the best explanation for why Bernard Davis didn't observe generalized transduction in his U tube experiments?

TLS Online TPP Program

#Question id: 14368

#Section 5: Bioprocess Engineering and Process Biotechnology

10 kg of a pure enzyme (Mr 30 000) catalyses the conversion of 1.5 g of a substrate (Mr 44) to products in 5 minutes. Calculate turnover number (sec^-1)  ....10^5