The zona pellucidum
a) Is a portion of the placenta in which maternal blood contacts
fetal blood
b) Is the remnant of the vesicular follicle that becomes the
corpus luteum
c) Is the protective shell around the oocyte that sperm must
penetrate for fertilisation to occur
d) Is the region of the uterine tube where fertilisation
occurs
The zona pellucidum a) Is a portion of the placenta in which maternal blood contacts fetal blood b) Is the remnant of th
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