What reaction happens first in the process of fertilization?
the acrosome reaction
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What is the process of the acrosome reaction
The acrosome in the head of the sperm swells and fuses with the sperm cell surface membrane and releases digestive enzymes which break down the zona pellucida of the ovum.
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What happens once the cortical granuales in the vesicle of the egg are released?
the zona pellucida thickens/hardens preventing any other further sperm to enter the egg (the cortical reaction)
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Other cards in this set
Card 2
Front
What is the process of the acrosome reaction
Back
The acrosome in the head of the sperm swells and fuses with the sperm cell surface membrane and releases digestive enzymes which break down the zona pellucida of the ovum.
Card 3
Front
What happens once the cortical granuales in the vesicle of the egg are released?
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