Bacteriochlorophyll differs from chlorophyll a and b in structure and function.Which of the following statements correctly contrasts these types of chlorophyll?
A) Bacteriochlorophyll has a porphyrin ring, whereas chlorophyll does not.
B) Chlorophyll has a phytol side chain, but bacteriochlorophyll does not.
C) Chlorophyll has a methyl group attached to the porphyrin ring, whereas bacteriochlorophyll has a formyl group.
D) Bacteriochlorophyll has a saturated carbon-carbon bond at one location in the porphyrin ring, whereas chlorophyll does not.
E) both choices A and D correctly contrast these types of chlorophyll.
Correct Answer:
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