A. copper
B. magnesium
C. iron
D. None of these
Submitted by: IMRAN LAKHA 546
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Magnesium is a central metal which is a naturally occurring chelate compound for chlorophyll.
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A. copper
B. magnesium
C. iron
D. None of these
Submitted by: IMRAN LAKHA 546
Magnesium is a central metal which is a naturally occurring chelate compound for chlorophyll.
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