常見(jiàn)例句雙語(yǔ)例句The results show that the types of DNA base mutation included the transition, the transversion and the deletion.結(jié)果顯示:堿基變異的類型包括轉(zhuǎn)換、顛換和缺失。But the mutation showed obvious base bias with most substitutions at A/T positions and a prevalence of transition over transversion.其突變類型有明顯偏曏性,以A/T的突變爲(wèi)主,轉(zhuǎn)換多於顛換。The relationship of transition and transversion of base change in 4-fold degenerate sites of coding genes of 6 proteins, which showed 70% homology in wmposition investigated.以同源性在70%以上的6組同源蛋白爲(wèi)材料,從系統(tǒng)發(fā)生的角度研究發(fā)生在四倍簡(jiǎn)竝位點(diǎn)上的轉(zhuǎn)換和顛換的關(guān)系。chazidian.com 返回 base transversion