The DNA of chromatin must replicate before cell division.染色质DNA在细胞分裂之前必须复制.In human epithelial cells, sex chromatin appears as a small granule attached to the nuclear envelope.在人的上皮细胞中, 性染色质象个小颗粒,连在核膜上.In this condition,...
An alert pharmacist will save a doctor from his own mistake by querying a prescription.警惕性很高的药剂师对处方提出疑问而避免了医生的错误.A pharmacist can fill any prescription if, in his or her judgment, the prescription is valid.只要药剂师认定处方有效就可按...
Yours truly was awoken by a shout: "Ahoy there!"鄙人被一声大喊惊醒：“喂！”Yours truly was awoken by a shout: 'Ahoy there!'鄙人被一声大喊惊醒：“喂！”Brooks was roughly awoken from his dream of making a fortune when his partner decamped...