Cell: The Unit of LifeHard
Question
During meiosis crossing over occurs at 4−strand stage (Pachytene). This was proved by the observation that -
Options
A.Mostly 2 gametes out of 4 formed during meiosis are recombinants
B.All 4 gametes show recombinations
C.Chiasmata occur at 4 strand stage
D.All correct