Single-Celled __, Amoeba, Causes Bowel Issues
This page is the CodyCross answer for the clue below from Fauna and Flora, Group 173, Puzzle 5 (Retrogressive Succession).
Question is: Single-Celled __, Amoeba, Causes Bowel Issues
and the answer is: ORGANISM
Word Meaning:
ORGANISM — (biology) A discrete and complete living thing, such as animal, plant, fungus or microorganism.
Definitions from Wiktionary.