考试类别:GCSE 考试科目:Biology A (Gateway Science) 考试单元:Paper 3, B1–B3 and B7 (Higher Tier) 试卷代码:J247/03 试卷年份:May 2018 精选题目1: 题目难度:简单 考点分析:考查osmosis 题目分析:该植物细胞外的溶液有着higher solute concentration也就意味着细胞外的water potential是要低于细胞内的,所以...
seeRepugnant Conclusion. Unconditional expansionism is a characteristic of theutility function of biology(the maximal proliferation of genes). It not only leads to lives with minimal welfare, but also to lives with negative welfare. The ethical goal to minimize suffering – which ...
CBS-X is widely used detergent, soap and cosmetics industries etc. It is also used in textile. It is the most excellent whitening agent for washing powder, washing cream and liquid detergent. It is liable to biology degradation and readily soluble in water, even in low temperature...