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 | Definition 
 
        | formed day 5 has bastocyst cavity,  embryoblast is embryonic pole, and tropoblast |  | 
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        | Term 
 | Definition 
 
        | inner glycoprotein layer of oocyte (ovum) has 4 functions prevent polypermy regulate implantation prevent cross breeding promote compaction  |  | 
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        | Term 
 | Definition 
 
        | follicular cellsirregularly distributed in oocyte outer layer |  | 
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        | Term 
 | Definition 
 
        | head of sperm releases degradative enzymes, bonds with zp3 recepters in oocyte   |  | 
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        | Term 
 
        | female fcortical granules |  | Definition 
 
        | prevent polypermy by altering sprem receptor molecules of zona (zona reaction)    |  | 
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        | Term 
 | Definition 
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        | Term 
 | Definition 
 
        | daughter cells of mitotic cell clevage |  | 
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        | Term 
 | Definition 
 
        | mulberry 16 cells day 3   has distinct cell populations -tropoblast -embryoblast  |  | 
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