1990 Category Winners in
Zoology

First Place: S1310

Hemmingsen, Grete A. Grade 10, San Diego County
Responses to Auditory Stimuli in Interganglial Neurons of Acheta Domesticus
School: La Jolla Senior High School, La Jolla

Second Place: S1312

Lee, Chang Y. Grade 10, San Diego County
Efficiency of Limonene Oil as an Insecticide
School: Chula Vista Senior High School, Chula Vista

Third Place: S1308

Graham, Staci L. Grade 11, Fresno County
The Biological Control of the Indianmeal Moth
School: Clovis High School, Clovis

Honorable Mention: S1311

Henry, Angelo T. Grade 11, San Diego County
The Correlation Between Ultraviolet Light and Sea Urchin Development
School: Morse (Samuel F.B.) Senior High School, San Diego