After learning that dialysis is no longer effective and she requires a kidney transplant, Holly J. discovers she is adopted because neither of her parents is a medical match.
: Adam develops an interest in Katie but feels he needs to consider physical changes to his body before pursuing a relationship further. [S11E15] U Don't Know: Part 2
"Degrassi: The Next Generation" U Don't Know: Part 2 ... - IMDb After learning that dialysis is no longer effective
: While Holly J hopes Dawn can be her donor, Dawn reveals she has a family of her own to support, creating a tense situation regarding whether a stranger—even a biological mother—can be asked for a vital organ. Subplots & Student Drama [S11E15] U Don't Know: Part 2