Which cells in human body have no nucleus?
Muscle cells
Phagocytic cells
Red blood cells
Ciliated cells
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UPSC CDS-1 – 2024
Mature mammalian red blood cells (erythrocytes) are unique among human cells in that they extrude their nucleus during development. This anucleated state, along with the absence of other organelles like mitochondria, maximizes the space available within the cell for hemoglobin, which is essential for oxygen transport.