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参考答案：
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【单选题】Ants Have Big Impact on Environment as "Ecosystem Engineers" Research by the University of Exeter has revealed that ants(蚂蚁) have a big impact on their local environment as a result of their activity...
A.
Because they build their own nests.
B.
Because they collect food.
C.
Because their activity affects the environment.
D.
Because they are predators.
【单选题】核小体串珠状结构的珠状核心蛋白质是
A.
非组蛋白
B.
H2A、H2B、H3、H4各二分子
C.
H2A、H2B、H3、H4各四分子
D.
H2A、H2B、H3、H4各一分子
E.
刚组蛋白与140-145碱基对DNA
【单选题】核小体串珠状结构的珠状核心蛋白是（）。
A.
H2A，H2B，H3，H4各1个分子
B.
H2A，H2B，H3，H4各2个分子
C.
H1组蛋白以及140-145碱基对DNA
D.
非组蛋白
E.
H2A，H2B，H3，H4各4个分子
相关题目：
【单选题】Ants Have Big Impact on Environment as "Ecosystem Engineers" Research by the University of Exeter has revealed that ants(蚂蚁) have a big impact on their local environment as a result of their activity...
A.
Because they build their own nests.
B.
Because they collect food.
C.
Because their activity affects the environment.
D.
Because they are predators.
【单选题】核小体串珠状结构的珠状核心蛋白质是
A.
非组蛋白
B.
H2A、H2B、H3、H4各二分子
C.
H2A、H2B、H3、H4各四分子
D.
H2A、H2B、H3、H4各一分子
E.
刚组蛋白与140-145碱基对DNA
【单选题】核小体串珠状结构的珠状核心蛋白是（）。
A.
H2A，H2B，H3，H4各1个分子
B.
H2A，H2B，H3，H4各2个分子
C.
H1组蛋白以及140-145碱基对DNA
D.
非组蛋白
E.
H2A，H2B，H3，H4各4个分子
参考解析：
题目纠错 0
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