| Air-conditioning refrigerant causing environmental concerns |
| Syringe causing a bad skin reaction? |
| Aquatic organism |
| Microscopic organism |
| One who studies minute organisms |
| Oxygen-requiring microorganism |
| Amorphous organism |
| Microorganism's locomotion |
| ___ all (email option sometimes causing office problems) |
| Microorganisms |
| All organisms in one area, collectively |
| Disease-causing bacteria |
| Abdominal pain (causing feelings of apprehension?) |
| A studier of living organisms |
| Causing a disturbance |
| Bacterial organism |
| Activity of an organism in response to light, e.g. |
| Alga causing fishy taste in water |
| Living organisms |
| Tiny aquatic organism |
| Organism needing air to exist |
| Nutritional beverage recently sued for allegedly causing priapism |
| Genetically related organisms |
| Devices causing intense beams |
| Birdbath organism |
| Causing audience tears, quite possibly |
| Causing to expand |
| Group of genetically similar organisms |
| Causing yawning |
| Aquarium organism |