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genital gland 生殖線。

genitival

( 3 ) the chromosomes obtained by air - drying and chromosomes from the silkworm genital gland are similar in shape . but the numbers and the length of the chromosomes are obviously different . the chromosomes obtained from the genital gland have little difference in length , while the chromosomes of bmn cell are different in length very much 但是,在染色體的數目上有顯著的差異。另外,染色體間的長短差別也非常明顯。由家蠶生殖腺得到的減數分裂中期染色體和胚胎得到有絲分裂的中期染色體,其染色體長短差異不明顯,而binn細胞的中期染色體長短非常不一致,差異非常顯著。