Tiny biological unit (4)
I believe the answer is:
cell
(Other definitions for cell that I've seen before include "Compartment in honeycomb" , "Little room" , "Dungeon" , "The basic structural unit of all organisms" , "Chamber" .)
I believe the answer is:
cell
(Other definitions for cell that I've seen before include "Compartment in honeycomb" , "Little room" , "Dungeon" , "The basic structural unit of all organisms" , "Chamber" .)