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单选题
In lines 12－25 of Passage 1, the author states that chromosomes 11 and 16 ______.
A
are found in nearly all mammals, birds, reptiles, and fish
B
contain a considerable number of dysfunctional genes
C
serve primarily to create globins, protein chains that compose hemoglobin
D
prove that the evolutionary process is efficient and complex
E
are genetic mutations that no longer serve a useful purpose
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参考解析
解析：
作者文中提到11号染色体有7个基因，其中4个是不活动的，16号染色体有6个基因，其中3个是不活动的，故选B项。
作者文中提到11号染色体有7个基因，其中4个是不活动的，16号染色体有6个基因，其中3个是不活动的，故选B项。
更多 “单选题In lines 12－25 of Passage 1, the author states that chromosomes 11 and 16 ______.A are found in nearly all mammals, birds, reptiles, and fishB contain a considerable number of dysfunctional genesC serve primarily to create globins, protein chains that compose hemoglobinD prove that the evolutionary process is efficient and complexE are genetic mutations that no longer serve a useful purpose” 相关考题
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