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Card 36
Front
What triggers the second meiotic division of the oocyte?
Back
Card 37
Front
What does penetration of the plasma membrane cause the release of by the oocyte?
Back
Card 38
Front
What does the release of Ca2+ ions trigger?
Back
Card 39
Front
What is a name for the hardened zona pellucida?
Back
Card 40
Front
After how long does the sperm and egg nucleus fuse? Why the delay?
Back
Card 41
Front
What are the names of the two mechanisms to prevent polyspermy?
Back
Card 42
Front
At what voltage can the sperm plasma membrane fuse with the oocyte plasma membrane?
Back
Card 43
Front
How does the binding of plasma membranes change the voltage of the oocyte membrane?
Back
Card 44
Front
Depolarisation prevents...
Back
Card 45
Front
Why do we need two methods of preventing polyspermy?
Back
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