o 



-z. 



< 



GO 

 DC 



O 

 CO 

 CO 



< 



WAVELENGTH, nm 



Figure 4. Densitograms of the molecular form of acetylcholinesterase 

 in carp ( Carassius carassius , 1) and the snail ( Limnaea stagnalis , 

 27 unexposed and exposed to Dylox. 



92 



