下列有关蓝藻的说法中，不正确的是（）A．发菜、颤藻、念珠藻都

首页 / 高中生物 / 试题详细

下列有关蓝藻的说法中，不正确的是（）

A．发菜、颤藻、念珠藻都属于蓝藻

B．单个细胞直径虽然比细菌大，但肉眼是分辨不清的

C．蓝藻的叶绿体含藻蓝素和叶绿素

D．蓝藻是能自养的原核生物

登录免费查看答案和解析

相关试题

For a moment nothing happened, and then ______ all shouting together.

A．voices had come	B．came voices
C．voices would come	D．did voices come

收藏答案/解析

---I have finished my homework.
---___________.Let’s go to play tennis.

A．So have I	B．I have so
C．So did I	D．So you do

收藏答案/解析

— Did you know any French before you arrived in Washington?
— Never ______ it, actually.

A．had I learned	B．have I learned
C．I learned	D．was I learning

收藏答案/解析

Only after her mother came to help her for the first few months _____ to begin her propjet.

A．was she allowed	B．she was allowed
C．did she permit	D．she permitted

收藏答案/解析

At no time the rules of the game. It was unfair to punish them.

A．they actually broke

B．do they actually break

C．did they actually break

D．they had actually broken

收藏答案/解析

相关知识点

脑的高级功能

推荐套卷

热门套卷

粤ICP备20024846号

声明：本网站部分内容由互联网用户自发贡献自行上传，本网站不拥有所有权，也不承担相关法律责任。
如果您发现有涉嫌版权的内容，欢迎发送邮件至：service@youtike.com 或联系QQ：267757 进行举报，一经查实，本站将立刻删除涉嫌侵权内容。