| Answer | Crossword Clue |
|---|---|
| phototonic | relating to phototonus, the sensitivity of a living organism to light |
| Answer | Crossword Clue |
|---|---|
| phototonic | relating to phototonus, the sensitivity of a living organism to light |
Crossword
a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.