Chlorophyll molecule contains which ion as a central metal ion?
Correct answer: D. Mg²⁺
- A. Fe²⁺
- B. Zn²⁺
- C. Cu²⁺
- D. Mg²⁺
Explanation
Magnesium is the central atom in a chlorophyll molecule, essential for its function in photosynthesis. It is crucial for chlorophyll's function in photosynthesis, as it helps the pigment absorb light energy and is essential for energy transfer and electron donation within the photosystem
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Cellular respiration explains how cells release energy from glucose through glycolysis, the link reaction, Krebs cycle and electron transport chain. It includes ATP production, substrate-level and oxidative phosphorylation, aerobic versus anaerobic respiration, and the roles of mitochondria, oxygen and fermentation in energy transfer.
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