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  • For the formation of chlorophyll, which two elements are ...
Multiple choice

For the formation of chlorophyll, which two elements are needed?

  1. Sodium and copper

  2. Calcium and potassium

  3. Iron and calcium

  4. Iron and magnesium

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

Chlorophyll molecules contain a magnesium ion at the center of a porphyrin ring, and iron is essential for the synthesis of the chlorophyll molecule.

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