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

Single-Celled __, Amoeba, Causes Bowel Issues

Answer

ORGANISM

Word Meaning:

ORGANISM — (biology) A discrete and complete living thing, such as animal, plant, fungus or microorganism.

Definitions from Wiktionary.

Single-celled __, amoeba, causes bowel issues Fauna and Flora Answers