【名词&注释】
禾本科植物(grass)、叶绿体(chloroplast)、杂交瘤(hybridoma)、物质基础(material base)、细胞器(organelle)、不发达(underdevelopment)、至关重要(very important)、传递细胞(transfer cell)、单倍体植物(haplophyte)、显微镜的分辨率
[单选题]禾本科植物例如水稻、小麦、玉米等的小穗，实际上代表一朵小花，其中的颖片、桴片、浆片等均是由花被饰变而来的。( )
A. 正确
B. 错误
查看答案&解析
举一反三：
[单选题]传递细胞(transfer cell)的细胞器不发达。( )
A. 正确
B. 错误
[单选题]光学显微镜的分辨率为0．2 nm。( )
A. 正确
B. 错误
[单选题]The text suggests that in the future we _______.
A. may have to fight against more new diseases
B. may easily get infected by diseases from dogs
C. should not be allowed to have pets
D. should stop buying pets from Africa
[单选题]What did Misbah desire most in his childhood?
A. A colorful life.
B. A beautiful house.
C. Peace and freedom.
D. Money for his family.
[单选题]The passage in mainly about
A. how Chinese students won the awards in the competition
B. why bloggers should take responsibility for their blogs
C. how Miss Gao won the first prize in the competition
D. what the result of the competition was
[多选题]新技术的建立和应用对生物学发展至关重要(very important)。下列技术（或仪器）与应用匹配正确的是
A. PCR技术——扩增蛋白质
B. 杂交瘤技术——制备单克隆抗体
C. 光学显微镜——观察叶绿体的基粒
D. 花粉离体培养——培育单倍体植物(haplophyte)
[单选题]决定柱头与花粉是否亲和的直接物质基础是( )。
A. 蛋白质
B. 核酸
C. 脂肪
D. 糖类
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