摘要: 题目(中英对照): DNA (Deoxyribonucleic Acid) is the molecule which contains the genetic instructions. It consists of four different nucleotides, namely Adeni 阅读全文
posted @ 2018-12-21 10:34 JingWenxing 阅读(490) 评论(0) 推荐(0) 编辑