Fertilization is complete when -: (A) 1st Polar body is formed, (B) 2nd Polar body is formed, (C) Primary oocyte is formed, (D) Secondary oocyte is formed
Answer is B. Ans. is 'b' i.e., 2nd Polar body is formed "As soon as a spermatozoon enters the ovum, the lather finishes its second meiotic division and the second polar body is formed" - I.B. Singh