As compared to chlorophyll a, chlorophyll b have:
Correct answer: C. Two less hydrogen atoms and one more oxygen atom
- A. Two more hydrogen atoms
- B. One less oxygen atom
- C. Two less hydrogen atoms and one more oxygen atom
- D. Two more hydrogen atom and one less oxygen atom
Explanation
Chlorophyll a and chlorophyll b differ from each other in only one of the functional groups bonded to the porphyrin; the methyl group (-CH3) in chlorophyll a is replaced by a terminal carbonyl group (-CHO) in chlorophyll b.
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