Once Upon a Time... Life

Season 1 • Episode 3: The Body Sentinels • Watch with subtitles

Season:
Episode:
The Body Sentinels

Episode 3: The Body Sentinels

September 27, 1987 • 26 min

The body’s police force is taught to neutralize its enemies (microbes and viruses), which reproduce at an alarming rate! It’s a very complex task.

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