Biologymedium · Past Paper
What is the main byproduct of anaerobic respiration in human muscle cells?
AEthanol
BLactic acid
CCitric acid
DAcetic acid
✓ Correct Answer: B — Lactic acid
During intense exercise, when oxygen is scarce, muscles produce lactic acid via anaerobic pathways.
Share this question
More from Biology
- During which phase of meiosis does the nuclear envelope disappear for the second time?
- In a forest ecosystem, if all the tigers are removed, what will be the immediate impact on the deer population?
- Which stage is known as the 'resting phase' between two successive cell divisions?
- What is the primary function of Leucoplasts?
- Plants that lose their leaves every year are called: