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【简答题】
如果一个正常男性体细胞中的染色体数为44+XY，则他生殖细胞中染色体的组成应该是（           ）；该男性与一个正常女子结婚，他们后代的染色体的组成应该是（                    ）。
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【简答题】Theboosters of genetically modified crops argue that these altered plants needfewer toxic pesticides.
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【单选题】以下关于皮亚杰儿童认知发展阶段论的说法不正确的是( )。
A.
小学生开始有了逻辑思维能力
B.
小学生的思维具有可逆性和守恒性
C.
小学生获得了运算概念
D.
小学生学习已经不再需要具体事物的支持
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【单选题】旋转特征草图里绘制的构造线是否参与建模
A.
构造线没有任何作用
B.
对称结构参与建模
C.
构造线不参与建模
D.
构造线一定参与建模
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【单选题】Genetically altered food is unreasonable for several reasons.
A.
Good
B.
Bad
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【单选题】儿童开始具有守恒概念的发展阶段是【】
A.
感知运动阶段
B.
前运算阶段
C.
具体运算阶段
D.
形式运算阶段
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【单选题】In countries with long agrarian traditions, the idea of genetically altered, high-tech crop production ______.
A.
seems against nature
B.
raises all kinds of questions
C.
has environmental and safety questions
D.
brings about ethical questions
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【判断题】A genetically modified organism (GMO) is any organism whose genetic material has been altered using genetic engineering techniques (i.e., a genetically engineered organism).
A.
正确
B.
错误
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【单选题】The use of genetically altered bacteria in bioremediation to clean up oil spills is enhanced by providing which of the following
A.
oil
B.
oxygen
C.
nitrogen
D.
water
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【简答题】A genetically modified organism (GMO) is any organism whose genetic material has been altered using _______________________________.
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【单选题】According to the first two paragraphs, foods have been genetically altered to ______.
A.
taste more delicious
B.
cure people's ineffectiveness in immune system
C.
promote sales of peanut
D.
lower the chance to get allergy
查看完整题目与答案
相关题目：
【简答题】Theboosters of genetically modified crops argue that these altered plants needfewer toxic pesticides.
查看完整题目与答案
【单选题】以下关于皮亚杰儿童认知发展阶段论的说法不正确的是( )。
A.
小学生开始有了逻辑思维能力
B.
小学生的思维具有可逆性和守恒性
C.
小学生获得了运算概念
D.
小学生学习已经不再需要具体事物的支持
查看完整题目与答案
【单选题】旋转特征草图里绘制的构造线是否参与建模
A.
构造线没有任何作用
B.
对称结构参与建模
C.
构造线不参与建模
D.
构造线一定参与建模
查看完整题目与答案
【单选题】Genetically altered food is unreasonable for several reasons.
A.
Good
B.
Bad
查看完整题目与答案
【单选题】儿童开始具有守恒概念的发展阶段是【】
A.
感知运动阶段
B.
前运算阶段
C.
具体运算阶段
D.
形式运算阶段
查看完整题目与答案
【单选题】In countries with long agrarian traditions, the idea of genetically altered, high-tech crop production ______.
A.
seems against nature
B.
raises all kinds of questions
C.
has environmental and safety questions
D.
brings about ethical questions
查看完整题目与答案
【判断题】A genetically modified organism (GMO) is any organism whose genetic material has been altered using genetic engineering techniques (i.e., a genetically engineered organism).
A.
正确
B.
错误
查看完整题目与答案
【单选题】The use of genetically altered bacteria in bioremediation to clean up oil spills is enhanced by providing which of the following
A.
oil
B.
oxygen
C.
nitrogen
D.
water
查看完整题目与答案
【简答题】A genetically modified organism (GMO) is any organism whose genetic material has been altered using _______________________________.
查看完整题目与答案
【单选题】According to the first two paragraphs, foods have been genetically altered to ______.
A.
taste more delicious
B.
cure people's ineffectiveness in immune system
C.
promote sales of peanut
D.
lower the chance to get allergy
查看完整题目与答案
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