| # | Clue | Answer As Given | Value | Round | Category | Air Date | Show |
|---|---|---|---|---|---|---|---|
| It's the principal constituent of most plant cell walls | cellulose | $400 | DJ | BOTANY | 1988-02-22 | #806 | |
| Cotton is over 90% of this cell wall material made by plants from glucose | cellulose | $1,000 | DJ | BOTANY | 1986-12-22 | #531 |