Gap Fill - Toxic Flowers - Level 4

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   best      compounds      directly      millions      natural      pain      pests      researchers      testing      them   

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The recreated the toxic from the plants. One researcher said knowing how to create could provide totally new ways of . They could reduce , treat malaria and cancer, and kill . A biochemist said: "Plants are the chemists around, upgrading their... compounds over of years to help them survive." Another researcher said: many of today's medicines come from plants.

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