when eggs recovered from oviducts 14 to 20 hr after ovulation were exposed to capacitated spermatozoa , the proportion of penetrated eggs ( 86 to 98 % ) and that of polyspermic eggs ( 11 to 27 % ) were not related to the ages of the eggs , but failure of transformation of the sperm head and the proportion of abnormal eggs increased 14 to 20 hr after ovulation .
C0037868
spermatozoa
C0037844
of