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Biology, 22.07.2020 19:01 alyssamonae
Tom and Jerry want to test how effective some weed killers are against certain common garden weeds. They plant weeds in four garden plots. After the weeds have been growing for a few weeks, they spray weed killer on the four plots as follows:
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Tom and Jerry want to test how effective some weed killers are against certain common garden weeds....
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