4. a. For an exponentially growing population, calculate umax (units?) based on the data below Time (d) Biomass (mg/L) 0 1 2 3 4 5 50 75 111 166 248 369 b. Calculate the specific growth rate (u) of the population above growing at a substrate concentration of 25 mg/L according to Monod kinetics with a k, of 50 mg/L. c. Consider two genetically engineered organisms intended for use in the cleanup of hydrocarbon spills into the ocean. Bacterium alpha has a max of 1 d'¹ and a ks of 0.1 mg/L. Bacterium beta has a μmax of 5 d ¹ and a k, of 5 mg/L. If the hydrocarbon concentration is initially 1000 mg/L and the desired objective is to reduce concentrations below 0.1 mg/L what order of addition of the bacterial species is desired?

Biochemistry
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Chapter1: Biochemistry: An Evolving Science
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4. a. For an exponentially growing population, calculate umax (units?) based on the data below
Time (d)
Biomass (mg/L)
0
1
2
75
111
166
248
369
b. Calculate the specific growth rate (µ) of the population above growing at a substrate
concentration of 25 mg/L according to Monod kinetics with a ks of 50 mg/L.
c. Consider two genetically engineered organisms intended for use in the cleanup of hydrocarbon
spills into the ocean. Bacterium alpha has a µmax of 1 d'¹ and a ks of 0.1 mg/L. Bacterium beta has
a μmax of 5 d ¹ and a k, of 5 mg/L. If the hydrocarbon concentration is initially 1000 mg/L and the
desired objective is to reduce concentrations below 0.1 mg/L what order of addition of the bacterial
species is desired?
3
50
4
5
Transcribed Image Text:4. a. For an exponentially growing population, calculate umax (units?) based on the data below Time (d) Biomass (mg/L) 0 1 2 75 111 166 248 369 b. Calculate the specific growth rate (µ) of the population above growing at a substrate concentration of 25 mg/L according to Monod kinetics with a ks of 50 mg/L. c. Consider two genetically engineered organisms intended for use in the cleanup of hydrocarbon spills into the ocean. Bacterium alpha has a µmax of 1 d'¹ and a ks of 0.1 mg/L. Bacterium beta has a μmax of 5 d ¹ and a k, of 5 mg/L. If the hydrocarbon concentration is initially 1000 mg/L and the desired objective is to reduce concentrations below 0.1 mg/L what order of addition of the bacterial species is desired? 3 50 4 5
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