The male gamete could not unite with the female.雄配子不能与雌配子结合.Gametes may develop without fertilization, or meiosis may substantially precede gamete formation.配子不经过受精也可能发育,若减数分裂先于配子形成,配子也可能发育.Objective : To investigate the...
他的书零乱地散置着.His books are all over the place.帕特拆开电视机,把零件散置在地毯上.Pat took apart the TV set and spread the bits all over the carpet.未完全脱落地面的草皮不是散置障碍物.A divot which is not completely detached is not a loose impediment....
The resonance scattering spectra of colibacillus have been studied.研究了大肠杆菌的共振散射光谱.His diarrhoea is caused by colibacillus.他的腹泻是由于大肠杆菌引起的.Its active constituents can efficiently kill many bacteria for example Staphylococc...