General Science · Biology
क्लोरोफिल एवं हीमोग्लोबिन में क्रमशः उपस्थित धातुएं कौन सी हैं?
- 1मैग्नीशियम तथा जिंक
- 2कैल्शियम तथा आयरन
- 3मैग्नीशियम तथा आयरन✓
- 4आयरन तथा मैग्नीशियम
सही उत्तर देखें
मैग्नीशियम तथा आयरन
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