Schematic diagram of electron transport in complex II (<b><a href="https://en.wikipedia.org/wiki/Succinate_-_coenzyme_Q_reductase" class="extiw" title="w:Succinate - coenzyme Q reductase">succinate–coenzyme Q reductase</a></b>, <b>succinate dehydrogenase</b>) of the <a href="https://en.wikipedia.org/wiki/mitochondrion" class="extiw" title="w:mitochondrion">mitochondrial</a> <a href="https://en.wikipedia.org/wiki/electron_transport_chain" class="extiw" title="w:electron transport chain">electron transport chain</a>.
<a href="//commons.wikimedia.org/wiki/User:Fvasconcellos" title="User:Fvasconcellos">Fvasconcellos</a> 22:14, 29 September 2007 (UTC)
Vector version of <a href="https://en.wikipedia.org/wiki/Image:Complex_II_v2.png" class="extiw" title="w:Image:Complex II v2.png">w:Image:Complex II v2.png</a> by <a href="//commons.wikimedia.org/wiki/User:TimVickers" title="User:TimVickers">TimVickers</a>, slightly adapted for consistency with <a href="//commons.wikimedia.org/wiki/File:Mitochondrial_electron_transport_chain%E2%80%94Etc4.svg" title="File:Mitochondrial electron transport chain—Etc4.svg">Image:Mitochondrial electron transport chain—Etc4.svg</a>. Content unchanged.