Biology, 18.07.2019 20:00 stmy1969

correct gets brainliest joe sowed seeds of a plant in two different types of soil in separate pots. she added the same amount of fertilizer to the pots. she then placed the pots in the sun and recorded their growth after four days. what is the independent variable in the study? duration of growth amount of fertilizer growth of seeds type of soil

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correct gets brainliest joe sowed seeds of a plant in two different types of soil in separate...