哪个细胞器是负责制造有机物质?
高中生物

Quiz
•
Biology
•
9th - 12th Grade
•
Medium
Teo Jing Yang
Used 15+ times
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
线粒体
核糖体
叶绿体
高尔基体
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
格里菲斯分析,加热杀死的S型细菌内含有的某种物质,能
将R型细菌转化成S型细菌,他将这个过程称为_________。
转化作用
转变作用
翻译作用
化学反应
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
每分子的脱氧核糖核苷酸都由三个部分组成,除了:
磷酸基团
脱氧核糖
碱基
甲醛
4.
FILL IN THE BLANK QUESTION
1 min • 1 pt
DNA复制开始时,DNA分子首先利用能量,在DNA_______
的作用下,氢键断裂,双螺旋结构打开,形
成两条模板链(母链)。
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
图中显示______,它的功能是合成、包装与输送蛋白质 。
滑面内质网
粗面内质网
高尔基体
细胞核
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
科学家发现在一些病毒蛋白质的合成过程中,RNA
可以在________(reverse transcriptase)的作用下合成
DNA。
解旋酶
逆转录酶
DNA聚合酶
唾液淀粉酶
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
在基因工程过程中,可通过限制性内切酶切割_____,
或利用逆转录的方法获得____片段。
DNA,DNA
DNA,mRNA
mRNA,DNA
mRNA,mRNA
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