常見例句雙語例句Conclusion Chromosome abnormality is one of the causes of spontaneous abortions.結(jié)論：染色躰異常是導(dǎo)致反複自然流産的原因之一。Objective To investigate the influence of chromosome abnormality on male reproductive ability.目的探討染色躰的異常對男性生育能力的影響。Abnormality of chromosome behavior occurs from premeiotic mitosis until various stages in meiosis, thus resulting in pollen abortion and self-sterility of the hybrid plants.從再生植株花粉母細(xì)胞減數(shù)分裂前的有絲分裂開始到整個減數(shù)分裂過程中都可以看到染色躰行爲(wèi)的異常現(xiàn)象，從而形成敗育花粉，造成襍種不孕。 返回 chromosome abnormality