| 单词 | bt toxin |
| 释义 | Bt toxinBt toxinAny of a number of pesticidal toxins—e.g., CryAb1—produced by the soil bacterium Bacillus thurigiensis, which are lethal to corn earworms, Colorado potato bugs and others; genetically engineered crops which produce Bt toxins may eventually become affected by Bt-resistant insects. |
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