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Photosynthesis in Higher Plants question

2003 · Q3
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Photosynthesis in Higher Plants question

2003 · Q3

NEETBiologyPhotosynthesis in Higher PlantsMCQ+4 / −1
Which element is located at the centre of the porphyrin ring in chlorophyll?
  1. A
    Calcium
  2. B
    Magnesium
  3. C
    potassium
  4. D
    Manganese
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