Which one of the following ensures only one sperm can fertilise an ovum1)secretions of the acrosome2)secretions of the zona Pellucida3)secretion of corona radiata4)amupullary isthmic reaction

Question

Simran Vinaik · Answer

Zona pellucida penetration by one sperm brings about changes in Zona pellucida. The egg can be fertilized by many sperm if the zona pellucida is removed. So ans is 2)

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Which one of the following ensures only one sperm can fertilise an ovum1)secretions of the acrosome2)secretions of the zona Pellucida3)secretion of corona radiata4)amupullary isthmic reaction

Which one of the following ensures only one sperm can fertilise an ovum1)secretions of the acrosome2)secretions of the zona Pellucida3)secretion of corona radiata4)amupullary isthmic reaction

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Which one of the following ensures only one sperm can fertilise an ovum1)secretions of the acrosome2)secretions of the zona Pellucida3)secretion of corona radiata4)amupullary isthmic reaction

Which one of the following ensures only one sperm can fertilise an ovum1)secretions of the acrosome2)secretions of the zona Pellucida3)secretion of corona radiata4)amupullary isthmic reaction

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