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染色体上增加了某个相同区段，从而引起变异的现象属于以下哪种染色体结构变异()
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染色体上增加了某个相同区段，从而引起变异的现象属于以下哪种染色体结构变异()
A、重复
B、易位
C、倒位
D、缺失
E、染色体丢失
时间：2021-09-01 20:15
关键词：
联大
玉林师范学院
优生学
答案解析
A
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