| # | Clue | Answer As Given | Value | Round | Category | Air Date | Show |
|---|---|---|---|---|---|---|---|
| It's the part of the eye responsible for converting light into nerve impulses | retina | $600 | DJ | BIOLOGY | 1996-05-03 | #2700 | |
| Viewing an eclipse of the sun may cause this light-sensitive membrane to "burn", damaging vision | the retina | $300 | J | BIOLOGY | 1994-09-22 | #2309 | |
| Light-sensitive layer of nerve tissue covering the back 2/3 of the eyeball, it's an extension of the brain | Retina | $800 | DJ | BIOLOGY | 1990-05-14 | #1326 |