| Answer | Crossword Clue |
|---|---|
| lycopene | A red carotenoid pigment present in tomatoes and many berries and fruits |
| rhodopsin | A purplish-red light-sensitive pigment present in the retinas of humans and many other animal groups |
| Answer | Crossword Clue |
|---|---|
| lycopene | A red carotenoid pigment present in tomatoes and many berries and fruits |
| rhodopsin | A purplish-red light-sensitive pigment present in the retinas of humans and many other animal groups |
Crossword
a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.