2. Solved Papers
  3. NEET

NEET AIPMT SOLVED PAPER 2003

  • question_answer
                    Which elements is located at the centre of the porphyrin ring in chlorophyll?                     

    A)                 Potassium             

    B)                 Manganese                          

    C)                 Calcium

    D)                 Magnesium

    Correct Answer: D

    Solution :

                    Magnesium is at the centre of the porphyrin ring in chlorophyll.                


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