题目

以下关于细胞的叙述，不正确的有( ) ①细胞核、线粒体和叶绿体中均能发生DNA复制，转录，翻译②精细胞、神经细胞没有细胞周期，但化学成分却都不断更新③肺炎双球菌、酵母菌的遗传物质分别是RNA，DNA④细胞器是细胞代谢的主要场所 A . ①③ B . ②③ C . ③④ D . ①③④ 答案：DⅢ.阅读理解() 1. Who is the writer of the poem?   A. The grandma.   B. Miss Taylor.   C. Mrs. Taylor.   D. Queen.() 2. The girl in this poem is  years old now.   A. 3   B. 4   C. 5   D. 6() 3. Whose name is Queen?   A. The girFs.   B. Her grandma's.   C. Her mother's.   D. The cat's.() 4. What color is the girl's new jacket?   A. Green. B. Blue.   C. Red. D. Purple.() 5. The word “kitten” in this poem most probably means  .   A. a kind of food   B. a baby cat   C. a kind of drink   D. a bed for a baby