MCQOPTIONS
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MCQOPTIONS
| 1. |
Which among the following is the central metal ion in chlorophyll? |
| A. | Fe<sup>+3</sup> |
| B. | Mg<sup>+1</sup> |
| C. | Fe<sup>+2</sup> |
| D. | Mg<sup>+2</sup> |
| Answer» E. | |