Atlas One · Host Biology · Scale 01 — Subatomic

Electron

Subatomic particle governing all chemical bonding in biology. Redox reactions are electron transfers; membrane potentials arise from charge separation; the mitochondrial electron transport chain generates the ATP that powers every heartbeat.

Also known as: e⁻, valence electron, conduction electron

Scale 01 — SubatomicScale
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2026-06-03Last Reviewed
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electron

Electron

Subatomic particle governing all chemical bonding in biology. Redox reactions are electron transfers; membrane potentials arise from charge separation; the mitochondrial electron transport chain generates the ATP that powers every heartbeat.