| Answer | Crossword Clue |
|---|---|
| cryobiology | the study of life under cold conditions |
| cryobiologies | CRYOBIOLOGY, the study of life under cold conditions |
| gnotobiology | the study of life in germfree conditions |
| gnotobiologies | GNOTOBIOLOGY, the study of life in germfree conditions |
| vivarium | An enclosure, container, or structure adapted or prepared for keeping animals under seminatural conditions for observation or study or as pets; an aquarium or terrarium |
