【单选题】She had hoped to be a teacher at the school, but the fates seemed to decide .
【单选题】关于mtDNA的描述正确的是
A.
结构基因编码mtDNA复制所需要的酶、调控蛋白、NADH氧化还原酶、ATP酶等
D.
含tRNA基因,可转录20种tRNA,以满足线粒体内蛋白质翻译的需要
E.
含rRNA基因,编码2种rRNA,即12S rRNA和18S rRNA
【单选题】At last, her dream came true. She became a doctor, ______ she had hoped to be.
【多选题】选择性激光烧结成型设备的主要结构。主要包括()
【单选题】She had hoped to be a teacher at her school, but the fates seemed to dicide_______
【单选题】饮食产品的销售价格由产品成本、营业费用( )及利润四部分组成。
【简答题】饮食产品的销售价格由产品成本、营业费用( )及利润四部分组成。