Fine hairs (5)
I believe the answer is:
cilia
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">fine hairs</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for cilia that I've seen before include "Structures on cells" , "Eyelashes" , "Are they raised to question" , "lashes?" .)