| Answer | Crossword Clue |
|---|---|
| alloantigen | an antigen present only in some individuals of a species |
| Answer | Crossword Clue |
|---|---|
| alloantigen | an antigen present only in some individuals of a species |
Crossword
a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.