| # | Clue | Answer As Given | Value | Round | Category | Air Date | Show |
|---|---|---|---|---|---|---|---|
| The presence of this letter chromosome determines that a zygote will develop into a male | Y | $200 | J | EASY MOLECULAR BIOLOGY | 2011-04-11 | #6126 | |
| In humans it's the smaller of the 2 sex chromosomes | the Y | $300 | J | BIOLOGY | 1992-12-31 | #1919 |