Laboratory Experiments in Microbiology (11th Edition)
11th Edition
ISBN: 9780321994936
Author: Ted R. Johnson, Christine L. Case
Publisher: PEARSON
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Chapter 15, Problem 2Q
Phenol red is the indicator in the urease test and in fermentation tubes (Exercise 14). Complete the table.
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An aerobic culture is grown in a continuous bioreactor at 28C and the product of yield was found to be 4 grams product produced per gram of oxygen consumed. It is planned to make this product at a rate of 6 kg/h. Calculate the overall heat of reaction per hour (in kJ/hr).
Provide assumption, basis, and values of included subtances in the process and do material, heat and energy balance for the diagram shown below.
APPRATUS: SIMULTANEOUS SACCHARIFICATION FERMENTATION-DISTILLATION APPARATUS.
Urine samples for each patient were tested for ketone bodies, and a Benedict's reagent
and glucose oxidase reaction was also completed. The results are given in the table
below, with indicating a negative result and +, ++ and +++ indicating a positive result
of different intensity.
Patient A
Patient B
Patient C
Patient D
Patient E
Ketone Bodies
-
+++
Benedict's
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+++
+++
+++
Glucose Oxidase
+++
+++
+
4. For each individual patient A-E, using the WHO guidelines for the diagnosis of
diabetes, write a short paragraph to explain:
(b) whether this deduction is confirmed by the detection of ketone bodies and sugar in
the urine samples from that patient
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Chapter 15 Solutions
Laboratory Experiments in Microbiology (11th Edition)
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