The key difference between zona pellucida and corona radiata is that zona pellucida is a non-cellular secretory glycoprotein layer that surrounds the plasma membrane of mammalian ovum while corona radiata is a follicle cell layer that surrounds zona pellucida. In fertilization, a mature ovum fuses with a sperm.
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The key difference between zona pellucida and corona radiata is that zona pellucida is a non-cellular secretory glycoprotein layer that surrounds the plasma membrane of mammalian ovum while corona radiata is a follicle cell layer that surrounds zona pellucida. In fertilization, a mature ovum fuses with a sperm.
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