Spitzer data has confirmed that the tail region was recently torn off the main body of the galaxy.
斯皮策的数据证实,尾区最近被从银河系的主体撕去的。
The tail consists of 4 segments: neck region, midpiece, principle piece and endpiece.
尾部又分4段:颈段、中段、主段和末段。
Structurally, a gene is formed by three regions: a regulatory region called the promoter juxtaposed to the coding region containing the protein sequence, and a “3’ tail” sequence.
从结构上来讲,基因包含三个区域:称为启动子的调节区域;与其并列的编码蛋白质的密码子区域;以及3'端尾部序列。
For example, that embryo that I showed on one of the first slides where there's clearly a head region and a tail region.
比如我在第一张幻灯片里展示的那种胚胎,已经有了明显的头部和尾部
There's a region that looks the head, and a region that looks more like the tail.
有一个区域看起来像头,另一个区域看起来像尾
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