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The World of LIving - 1

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Erythrocytes of mammals do not possess any nucleus. So, they are

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A
eukaryotic cells
💡 Explanation:

Mature mammalian RBCs lose their nucleus during development to maximize hemoglobin-carrying capacity, but they originate from nucleated eukaryotic progenitor cells. Being enucleated is a specialized adaptation, not evidence of being prokaryotic.

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