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Edexcel A-level biology exam questions 2023 (A+ Graded)
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- Instelling
Describe the events of fertilisation that occur after the acrosome reaction. correct answers -Membrane of sperm and egg cell fuse together -cortical granules release contents into zona pellucida -Zona pellucida thickens -Haploid nuclei fuse Explain how phospholipids form a cell surface memb...
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