An analysis of two chlorophyll molecules reveals slight structural differences. Which characteristic specifically distinguishes chlorophyll a from chlorophyll b?
Q1. An analysis of two chlorophyll molecules reveals slight structural differences. Which characteristic specifically distinguishes chlorophyll a from chlorophyll b?
Answer: A methyl group in the porphyrin ring
Explanation: Chlorophyll a contains a methyl group (-CH3) on its porphyrin ring, while chlorophyll b contains an aldehyde group (-CHO).