TLS Online TPP Program

#Question id: 3315


Which one of the following statements is TRUE for Negative-frequency dependent selection?

#Section 3: Genetics, Cellular and Molecular Biology
  1. Fitness of a genotype increases as it becomes less common.

  2. Fitness of a genotype increases as it becomes more common.

  3. Fitness of a genotype decreases as it becomes less common.

  4. Fitness of a genotype decreases as it becomes common and gets fixed.

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TLS Online TPP Program

#Question id: 19484

#Section 4: Fundamentals of Biological Engineering

Estimate the degree of reduction of Methane, Glucose and Ethanol?

TLS Online TPP Program

#Question id: 19485

#Section 4: Fundamentals of Biological Engineering

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

TLS Online TPP Program

#Question id: 19486

#Section 4: Fundamentals of Biological Engineering

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 + 0.036H2
and determine the product yield coefficient Y etoh/s and determine coefficient a.

TLS Online TPP Program

#Question id: 19487

#Section 4: Fundamentals of Biological Engineering

What is the yield coefficient if the initial substrate concentration is 20 g/l and biomass is 0.2 g/l. The substrate is then consumed and produces 6.0 g/l of biomass?

TLS Online TPP Program

#Question id: 19488

#Section 4: Fundamentals of Biological Engineering

What is the yield coefficient if the initial substrate concentration is 10 g/l and biomass is 0.1 g/l. The substrate is then consumed and produces 5.3 g/l of biomass?

TLS Online TPP Program

#Question id: 19489

#Section 4: Fundamentals of Biological Engineering

The yield coefficient is not used in growth kinetic relationship of which of the following growth kinetics?