it is a simplified diagram to show the diferent forms of <a href="https://en.wikipedia.org/wiki/cell_junction" class="extiw" title="en:cell junction">cell junction</a>.
Translated by <a href="//commons.wikimedia.org/wiki/User:Snek01" title="User:Snek01">Michal Maňas</a>, based on image by <a href="//commons.wikimedia.org/wiki/User:LadyofHats" title="User:LadyofHats">Mariana Ruiz</a>.
<a href="//commons.wikimedia.org/w/index.php?title=File:Gap_cell_junction.svg&amp;action=edit&amp;redlink=1" class="new" title="File:Gap cell junction.svg (page does not exist)">Image:Gap cell junction.svg</a>