Chemiosmosis diagram. Translated with <a href="//commons.wikimedia.org/wiki/Commons:SVG_Translate_tool" title="Commons:SVG Translate tool">Toolforge</a>.
<a href="//commons.wikimedia.org/wiki/User:NikNaks" title="User:NikNaks">NikNaks</a>
<span class="int-own-work" lang="en">Own work</span>