Deletion of which gene not only was accompanied by the abolition of antibiotic formation but also severely impaired growth on agar media.

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#Question id: 14932

#Section 5: Bioprocess Engineering and Process Biotechnology

 E. coli grows from 0.10 to 0.50 kg dry cell m^-3 in 1 h. How much time would be required to grow from 0.10 to 1.0 kg dry cell m^-3? You may assume exponential growth during this period 

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#Question id: 1543

#Section 2: General Biology

Effector  cytokines of TH 1 cells?

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#Question id: 406

#Section 4: Fundamentals of Biological Engineering

Hydrolysis of 1 M glucose 6-phosphate catalyzed by glucose 6-phosphatase is 99% complete at equilibrium (i.e., only 1% of the substrate remains). Which of the following statements is most nearly correct? (R = 8.315 J/mol·K; T = 298 K)

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#Question id: 1664

#Section 2: General Biology

A given Ig isotype is:

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#Question id: 16786

#Section 1: Engineering Mathematics

What is the median of 7.1, 3.2, 5.8, 8.9, 6.5, 10.2, 9, 12.5