(三)交换的细胞学证据
(三)交换的细胞学证据
Stern实验1931 Evidence for recombination Additional material from part of the Y chromosome continuity ca Bar Parental(9) chromosomes car Bar No crossing-over Meiosis Crossing-over car Bar car Bar Bar car Bar Ba ar car Bart Parental Chromosomes Recombinant transmitted to car Bar progeny(o) car Bar Parental Recombinant
Stern 实验 1931
Mc clintock实验 区段1区段 具染色结的染色体 s WX 不具染色结的染色体 W W C wX 亲本型配子 重组发生在区段1重组发生在区段Ⅱ重组发生在重组发生在区段Ⅱ 区段I和
Mc clintock 实验