【名词&注释】
染色体(chromosome)、配子体(gametophyte)、受精卵(fertilized eggs)、一部分(part)、合蕊柱(gynostemium)
[多选题]萝蘼科植物花较特化，具多种特殊构造，但并无( )。
A. 距
B. 载粉器
C. 花粉块
D. 合蕊柱(gynostemium)
E. 副萼
查看答案&解析
举一反三：
[单选题]39 A taking off B． fixing C looking at D winding
A. fixing
B. looking at
C. winding
[单选题]Teachers recommend parents their children under 12to ride bicycles to school for safety.
A. not allow
B. do not allow
C. mustn’t allow
D. couldn’t allow
[单选题]下列结构中，不属于苔类配子体世代(染色体为n)的是( )。
A. 叶状体
B. 孢子
C. 蒴苞
D. 受精卵
[单选题]
A. consider
B. argue
C. include
D. realize
[单选题]Life is like a ling race we compete with others to go beyond ourselves.
A. why
B. what
C. that
D. where
[单选题]
A. cheering
B. taking
C. leading
D. passing
[单选题]57____
A. discuss
B. switch
C. exhaust
D. cover
[单选题]What did the scientists do to find out if the e-nose worked?
A. They presented it with all common crops..
B. They fixed 13 sensors inside the device.
C. They collected different damaged leaves.
D. They made tests on damaged and healthy leaves.
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