Which of the following is present in the core of chlorophyll molecule?
A. Fe
B. K
C. Mn
D. Mg
Answer: Option D
Solution(By Examveda Team)
Magnesium is present in the core of chlorophyll molecules.Chlorophylls absorb light most strongly in the blue portion of the electromagnetic spectrum as well as the red portion.
The molecular formula chlorophyll is C55H70O6N4Mg and a structure of (2-formyl)-chlorophyll a was deduced based on NMR, optical and mass spectra.
Most chlorophylls bind magnesium, the axial ligands attached to the Mg2+ center are often omitted for clarity.
Related Questions on Plant Pathology
Which photosynthetic bacteria possess both PS I and PS II?
A. Purple sulphur bacteria
B. Cyanobacteria
C. Purple nonsulphur bacteria
D. Green sulphur bacteria
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