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【简答题】
中果枝果树枝条留果量为（ ）个。
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举一反三
【单选题】圆桃与蟠桃(扁桃)杂交，所得F1代自交，培育出F2杂种实生苗174株，其中果实为圆形的126株，扁平形的48株，检验桃果形遗传是否符合3:1的分离规律的分析方法是( )
A.
方差的同质性检验
B.
F检验
C.
独立性检验
D.
适合性检验
【单选题】文中“果然不出所料”的“所料”系指：
A.
强子也有结构
B.
中子、质子、分子都称为强子
C.
理论物理学家料定在夸克间传递强相互作用的粒子是胶子
D.
这种胶子被丁肇中发现
【单选题】My father was a foreman of a sugar-cane plantation in Rio Piedras, Puerto Rico. My first job was to drive the oxen that ploughed the cane fields. I would walk behind an ox, guiding him with a broomsti...
A.
he should work for those who he liked most
B.
he should work longer than what he was expected
C.
he should never fail to say hello to his owner
D.
he should be respectful and faithful to the people he worked for
相关题目：
【单选题】圆桃与蟠桃(扁桃)杂交，所得F1代自交，培育出F2杂种实生苗174株，其中果实为圆形的126株，扁平形的48株，检验桃果形遗传是否符合3:1的分离规律的分析方法是( )
A.
方差的同质性检验
B.
F检验
C.
独立性检验
D.
适合性检验
【单选题】文中“果然不出所料”的“所料”系指：
A.
强子也有结构
B.
中子、质子、分子都称为强子
C.
理论物理学家料定在夸克间传递强相互作用的粒子是胶子
D.
这种胶子被丁肇中发现
【单选题】My father was a foreman of a sugar-cane plantation in Rio Piedras, Puerto Rico. My first job was to drive the oxen that ploughed the cane fields. I would walk behind an ox, guiding him with a broomsti...
A.
he should work for those who he liked most
B.
he should work longer than what he was expected
C.
he should never fail to say hello to his owner
D.
he should be respectful and faithful to the people he worked for
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