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  • Basic structure of the chlorophyll molecule has a porphyr...
Multiple choice

Basic structure of the chlorophyll molecule has a porphyrin system. The centre of this system is occupied by ______________.

  1. iron

  2. magnesium

  3. carbon

  4. nitrogen

  5. hydrogen

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Magnesium ion is found in the centre of porphyrin ring of the chlorophyll molecule.

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