【简答题】Invent drink bring produce trade 1. One of the world’s favorite drinks was by accident. 2. Tea was first by Shen Nong about 5,000 years ago. 3. A nice smell was when the tea leaves dropped...
【单选题】Even before the first cell division, the one-cell C. elegans zygote has an asymmetric distribution ofa. Par3 and aPKC in the cortex of the posterior half of the cell.b. Par6 in the cortex of the poste...