During active photosynthesis, which specific compartment within the chloroplast exhibits the lowest pH due to the accumulation of hydrogen ions?
Q1. During active photosynthesis, which specific compartment within the chloroplast exhibits the lowest pH due to the accumulation of hydrogen ions?
Answer: Thylakoid lumen
Explanation: The thylakoid lumen becomes highly acidic as protons are pumped into it, while the stroma maintains a higher pH.