90 FERTILIZATION 



(21) Negligible change in catalatic activity after f. E. esculentus 

 (Rothschild, 1950). 



(22) Increase in glutathione content immediately after f; fall 

 after 45 min. P. lividus (Infantellina & La Grutta, 1948). 



(22.1) Fall in glutathione content immediately after f. ; rise after 

 45 min. P. lividus (Bolognari, 1952). 



(23) No change in refractive index of cytoplasm, 1*375, ^o'' o^ 

 egg nucleus, 1-360, after f. P. miliaris (Mitchison & Swann, 



1953)- 



(24) O2 uptake, see chapter 5. 



(25) Acid production, see chapter 5. 



