in 6 Out of 7 ploidy sufferers, the serum PSA was abnormal;4 out of 5 normal PSA are euploidy.
7整倍体患者6血清PSA不正常,5PSA正常者中4为非整倍体。
in 6 Out of 7 ploidy sufferers, the serum PSA was abnormal;4 out of 5 normal PSA are euploidy.
7整倍体患者6血清PSA不正常,5PSA正常者中4为非整倍体。
The results show: ①Most progenies of self-bred autopolyploid still keep the original ploidy except a few progenies;
结果表明:①同源多倍体自交后代大部分会保其原来的倍性,但会有个别的变化;
Homosporous ferns produce sporophytes by intra gametophytic selfing, inter gametophytic mating, or apogamy.Gametangium ontogeny, genetic load, and ploidy affect the mating system of each species.
摘要同型孢子蕨的孢子体可经由同子体自交、异子体交育系统或以无生殖的方式产生,异子体交又可分为异子体自交和异子体异交种方式。
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