Observe ciliated cells throughout the human respiratory system
Ciliated cells of the human respiratory tract
Encyclopædia Britannica, Inc.
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Encyclopædia Britannica, Inc.Don't call her a “test-tube baby.”
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Encyclopædia Britannica, Inc.An MIT study compared brain connectivity between people writing essays using Chat GPT, a search engine, or only their own brain.Media Editor: Casey Mendoza
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Encyclopædia Britannica, Inc.Injuries that break skin can be painfully memorable.
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Encyclopædia Britannica, Inc.Learn about the coordinated beating of cilia, which propel protozoans through water.
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Encyclopædia Britannica, Inc.Learn about the structure and movement of cilia and flagella.
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Encyclopædia Britannica, Inc.The scales, swim bladder, and gills of the ray-finned fishes.
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Encyclopædia Britannica, Inc.Every minute, multiple liters of air are cycled through your lungs.
