What Is the Chromophore of the Chlorophyll Molecule Composed Of

Multiple Choice

What is the chromophore of the chlorophyll molecule composed of?

A) A carotenoid molecule with an atom of iron in the center.
B) A porphyrin molecule with an atom of iron in the center.
C) A phycoerythrin with an atom of iron in the center.
D) A porphyrin molecule with an atom of magnesium in the center.
E) A phycoerythrin molecule with an atom of magnesium in the center.