染色体交叉动态变化 Tigure 1.1 During diakinesis the XX-O-O chiasmata appear to move toward the ends of -he Centromere a C 图1-2减数分裂中染色体交叉动态变化(引自 Sinha,1980)。 (A,双线期;B,终变期;C,中期;D,后期。) 2021/2202021/2/20 11 染色体交叉动态变化