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One reason for malaria to be widespread now is that ______ According to the passage, a fundamental way to wipe out malaria is t
One reason for malaria to be widespread now is that ______ According to the passage, a fundamental way to wipe out malaria is t
admin
2006-07-06
36
问题
One reason for malaria to be widespread now is that ______
According to the passage, a fundamental way to wipe out malaria is to ______
选项
A、develop new malaria-resistant drugs
B、produce effective pesticides to kill mosquitoes
C、change the genetic makeup of mosquitoes
D、remove people from malaria-infected areas
答案
C
解析
全文重点阐述如何通过基因工程改变蚊虫基因构成,使其DNA中带有抗疟疾基因,最终把这种基因传递到整个种群中。故选C项。其他三项是干扰项。
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0
在职申硕(同等学力)英语
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