如图三个圆圈①、②、③分别表示具有细胞壁、核糖体、中心体的细胞，那么阴影部分代表的细胞是

题干

如图三个圆圈①、②、③分别表示具有细胞壁、核糖体、中心体的细胞，那么阴影部分代表的细胞是（）

A：乳酸菌细胞

B：棉花叶肉细胞

C：肝细胞

D：水绵细胞

上一题下一题 0.0难度选择题更新时间:2017-10-17 10:32:48

D

SUNNY SCHOOL
We are a bilingual(双语) school for children of 6-15. We want a cook, a library assistant, a sports coach(教练) and a language teacher.

Job	Age	Language	Skill(技能)	Other term （其它条件）
Cook	25-40	Chinese	Cooking both Chinese food and western food	Healthy
Library assistant	20-35	Chinese English	Having the knowledge（知识）of different kinds of books	Careful（细心）
Sports Coach	20-40	Chinese English	Majoring in （主修）physical education	Healthy strong
Teacher	---	Chinese English	Majoring in English	-----

根据招聘启事，选择最佳答案。