Polar bodies are formed during
High-Yield Explanation
Polar bodies are one of two small cells formed by the first and second meiotic division of oocytes; the first is usually released just before ovulation, the second not until discharge of the oocyte from the ovary; in mammals, the second polar body may fail to form unless the oocyte has been penetrated by a sperm.Ref: Ganong&;s review of medical physiology; 24th edition; page no: 401