Your Body’s 50 Trillion Cities
11:02–12:08 · 67s
A vivid metaphor turns cells into bustling cities to illustrate energy, waste removal, and awe for the body—setting up why oxygen and iron are foundational.
11:02–12:08 · 67s
A vivid metaphor turns cells into bustling cities to illustrate energy, waste removal, and awe for the body—setting up why oxygen and iron are foundational.
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