| Answer | Crossword Clue |
|---|---|
| bioluminescence | The biochemical emission of light by living organisms such as fireflies and deep-sea fishes |
| Answer | Crossword Clue |
|---|---|
| bioluminescence | The biochemical emission of light by living organisms such as fireflies and deep-sea fishes |
Crossword
a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.