Exam 2: BIOS 242 / BIOS242 (Latest Update 2025 / 2026) Fundamentals of Microbiology with Lab | Weeks 3 - 4 Questions and Answers | 100% Correct | Grade A - Chamberlain

Exam 2: BIOS 242 / BIOS242 (Latest
Update ) Fundamentals
of Microbiology with Lab | Weeks 3 -
4 Questions and Answers | 100%
Correct | Grade A - Chamberlain


Question:
What are the main stages of aerobic respiration?
Answer:
glycolysis, Krebs cycle, electron transport chain




Question:
What are the main stages of anaerobic respiration?
Answer:
glycolysis and fermentation, sometime Krebs cycle (modified if used)

,Question:
what is the only stage used in fermentation?
Answer:
glycolysis




Question:
Where does glycolysis occur in both prokaryotic and eukaryotic cells?
Answer:
cytoplasm




Question:
Where does the Krebs cycle occur in eukaryotic cells?
Answer:
mitochondrial matrix




Question:
Where does the Krebs cycle occur in prokaryotic cells?
Answer:
cytoplasm

,Question:
Where does the electron transport system (ETS) occur in eukaryotic cells?
Answer:
inner mitochondrial membrane




Question:
Where does the electron transport system (ETS) occur in prokaryotic cells?
Answer:
plasma membrane




Question:
How much ATP is produced during glycolysis?
Answer:
2 ATP




Question:
How much ATP is produced during the Krebs cycle?
Answer:
2 ATP

, Question:
How much ATP is produced by the electron transport system (aerobic)?
Answer:
about 34 ATP




Question:
What are typical end products of aerobic respiration?
Answer:
CO₂ and H₂O




Question:
What are typical end products of anaerobic respiration?
Answer:
CO₂ and reduced compounds (e.g., NO₂⁻, H₂S)




Question:
What are typical end products of fermentation?
Answer:
Lactic acid or ethanol + CO₂