| Answer | Crossword Clue |
|---|---|
| spongin | scleroprotein occurring in the form of fibers that form the skeleton of certain sponges |
| spongin | a fibrous material |
| Answer | Crossword Clue |
|---|---|
| spongin | scleroprotein occurring in the form of fibers that form the skeleton of certain sponges |
| spongin | a fibrous material |
Crossword
a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.