【名词&注释】
减数分裂(meiosis)、担子菌(basidiomycetes)、分类单位(taxon)、花粉囊(pollen sac)
[单选题]由于药隔延长，花药的花粉囊(pollen sac)分成两部分，且( )。
A. 花药上部的裂片可育，下部的裂片不育
B. 花药上部的裂片不育，下部的裂片可育
C. 花药上、下两裂片均可育
D. 花药上、下两裂片均不育
查看答案&解析
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举一反三：
[单选题]Where are the two speakers?
A. In Atlanta
B. In Chicago
C. In New York
[单选题]担子菌的锁状联合和子囊菌的钩状体相似。( )
A. 正确
B. 错误
[单选题]46___________
A. address
B. sigms
C. notiees
D. guidanc
[单选题]This special school accepts all disabled students, __ educational level and background.
A. according to
B. regardless of
C. in addition to
D. in terms of
[单选题]Which of the following can be the best title of this text?
A. Why do I read?
B. How do I read?
C. What do I read?
D. When do I read?
[单选题]子囊和担子皆是发生核配和减数分裂的细胞。( )
A. 正确
B. 错误
[单选题]品种和亚种都属于植物自然分类上的分类单位。( )
A. 正确
B. 错误
[单选题]After that, he knew he could any emergency by doing what be could to the best of his ability.
A. get away with
B. get on with
C. get through
D. get across
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