| Answer | Crossword Clue |
|---|---|
| prototrophs | PROTOTROPH, a bacterium feeding only on inorganic matter |
| Answer | Crossword Clue |
|---|---|
| prototrophs | PROTOTROPH, a bacterium feeding only on inorganic matter |
Crossword
a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.