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23-Chem-B4 Biochemical Engineering: May 2014

Nivaar worked solution (AI-drafted; not reviewed by a licensed engineer)

  1. Question 1 Bioreactor Scale-Up Criteria
  2. Question 2 Internal Diffusion Limitation in Immobilized Enzyme Beads
  3. Question 3 Prokaryotes vs. Eukaryotes; Aerobic Respiration
  4. Question 4 Chemostat Steady State and Batch vs. Continuous Productivity
  5. Question 5 Protein Structure and Eukaryotic Organelles
  6. Question 6 Continuous Sterilization — HTST Direct Steam Injection vs. Indirect Heating

Start with Question 1 →

National Exam 04-Chem-B4, Biochemical Engineering — May 2014. 3 hours, Closed-Book Exam (any non-communicating calculator permitted). Six questions are printed; per the exam notes any five (5) constitute a complete paper (100 marks) and only the first five as they appear in the answer book are marked. All six are solved below for completeness.

Reference texts: Shuler & Kargi, Bioprocess Engineering: Basic Concepts, 2nd ed.; Bailey & Ollis, Biochemical Engineering Fundamentals, 2nd ed.; Madigan et al., Brock Biology of Microorganisms, 13th ed.