By using the complementation test an unknown mutant can be rapidly assigned to a particular gene.采用互补测验可迅速地将某一未知突变型归属于某一特定基因.When the cells were then shifted to an enriched medium, the mutant cells proliferated.然后,当细胞移入一...
Inhibition of chlorophyll synthesis may be caused by etiolation, mutant blocks, or streptomycin.叶绿素合成可以由黄化 、 突变性阻塞或链霉素而引起.When the cells were then shifted to an enriched medium, the mutant cells proliferated.然后,当细胞移入一种滋养...
There are two among their recent introductions that have greatly impressed me.在他们最近引进的东西里面有两样给我留下了非常深刻的印象。With a smile, he makes introductions all round.他微笑着将在场的人一一作了介绍.This book has a superfluity of introductions and su...
灯塔的光束在渐浓的暮色中清晰可见。The lighthouse beam was quite distinct in the gathering dusk.一束手电筒的光束在离他们的藏身之地只有几码远的灌木丛里搜寻着。A flashlight beam probed the underbrush only yards away from their hiding place.光束通过盛蒸汽的容器.The light beam passe...
He knotted the laces securely together...他把带子紧紧地系在一起。He knotted the laces securely together.他把带子紧紧地系在一起。The old dread knotted her stomach.从前那些可怕的经历让她的心都揪紧了。...his knotted muscles.他紧绷的肌肉His forehead knotted in a frown.他眉头...
Objective To investigate the curative effect of endoscope - controlled microneurosurgery ( ECM ) on cystoid angioreticu - soma in the cerebellum.目的探讨应用内镜控制显微神经外科手术治疗小脑囊性血管网状细胞瘤的疗效.Large stack deposits are controlled by d...