Cell features
I believe the answer is:
bars
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">cell features</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for bars that I've seen before include "Establishments where alcoholic drinks are served" , "Prohibits; pubs" , "Drinking establishments" , "Blocks off" , "Rods or drink dispensers" .)