WEEK 3 QUIZ 2026 COMPLETE
QUESTIONS AND VERIFIED
ANSWERS
◉ After one minute without oxygen, brain cells begin to die. After
three minutes, this damage is likely to cause severe neurological
deficits. The dependence of brain cells on oxygen for survival
indicates that these cells are ____.
A. strict aerobes
B. strict anaerobes
C. facultative aerobes
D. facultative anaerobes
E. transitional aerobes. Answer: A — strict aerobes
◉ Which organelle is unique to plant cells and is involved in
photosynthesis?
A. Mitochondrion
B. Chloroplast
C. Ribosome
D. Lysosome. Answer: B — Chloroplast
◉ How does cellular respiration differ in prokaryotes and
eukaryotes?