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GRE閱讀考試難句解讀（五）.

2017/08/09 03:22:05 編輯： 瀏覽次數(shù)：364 移動(dòng)端

　　32.One such novel idea is　that of inserting into the chromosomesof plants discrete genes that are not a part of the plants&apos naturalconstitution：specifically，the idea of inserting into　nonleguminousplants the genes，if they can be identified and isolated，that fit theleguminous plants to be hosts for nitrogen-fixing bacteria. Hence，theintensified research on legumes.

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