第1题
A.Wallace等发现Leber遗传性视神经病与mtDNA突变有关
B.Anderson等完成了人类线粒体基因组的全部核苷酸序列的测定
C.Leber等发现Leber遗传性视神经病与mtDNA突变有关
D.Anderson等发现线粒体DNA
E.Wallace等发现线粒体具有转译系统
第2题
第3题
Anderson等于1981年完成了人类线粒体基因组的序列测定,线粒体基因组序列又称为()。
A. 溶酶体
B. 剑桥序列
C. 内质网
D. 中心体
E. 高尔基复合体
第7题
The journalists (had to) stop (working) on the news (that) the president had suddenly (as soon as) they heard it.
A.had to
B.working
C.that
D.as soon as
第8题
He had tried various pursuits, but he had to ______ teaching in a middle school.
A.settle up
B.settle down
C.settle for
D.settle in
第10题
A.on
B.in
C.with
D.at
第11题
A.I had
B.If had I
C.Had I
D.If I have