| Answer | Crossword Clue |
|---|---|
| AMEBA | Single cell organism (var.) |
| MONAD | Single-cell organism |
| AMOEBA | Single-cell organism |
| AMEBA | Single-celled organism (Var.) |
| AMEBA | Single-celled organism |
| AMOEBA | Single-celled organism |
| MONAD | Single-celled organism. |
| MONAD | Single-celled organism |
| PROTOZOAN | Single-celled organism |
| AMOEBIC | Of a single-celled organism |
| EUGLENA | Single-celled organism with a flagellum |
