Which of the following promoters is/are cII activated Promoter ? 

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#Question id: 34199

#XL - S Microbiology

A culture has a specific growth rate (μ) of 0.693 h^-1. Calculate the doubling time (g) in minutes.

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#Question id: 34200

#XL - S Microbiology

A culture has a cell concentration of 1 × 10⁹ cells/mL and a biomass yield coefficient (Y_x/s) of 0.5 g biomass/g substrate. If 2 grams of substrate are consumed, calculate the biomass produced (in grams).

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#Question id: 34201

#XL - S Microbiology

In a chemostat, the dilution rate (D) is 0.5 h^-1 and the specific growth rate (μ) of the organism equals the dilution rate. Calculate the residence time of the culture in minutes.

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#Question id: 34202

#XL - S Microbiology

If a culture starts with N₀=2×10⁶ cells and grows to N=1.6×10⁷ cells, calculate the number of generations (n).

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#Question id: 34203

#XL - S Microbiology

For a bacterial species, the following parameters are known:

μmax=0.9 h⁻¹

Ks=0.1 g/L

Substrate concentration S=0.1 g/L 

Calculate the specific growth rate μ.

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#Question id: 34204

#XL - S Microbiology

A bacterium has a 𝜇_max​  of 1.2 h⁻¹ and exhibits a specific growth rate (𝜇) of 0.8 h⁻¹ when the substrate concentration 𝑆 is 0.4 g/L. Calculate the value of 𝐾𝑠​ .