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Place the following in order of decreasing metallic character. P As K
Human Drugs
Substances used for medication or in the preparation of medication to treat or prevent diseases in humans.
Herbicide-Tolerant Weeds
Weeds that have developed a resistance to herbicides, making them difficult to control using chemical means.
Superweeds
Weeds that have developed resistance to herbicides, often as a result of genetic mutation or transfer, posing significant challenges in agriculture and farming.
Transgenic Crops
Plants genetically modified to contain foreign genes, aimed at improving yield, pest resistance, or other valuable traits.
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