Biology, 24.06.2019 16:20 Wemaybewrong
Agroup of scientists are studying the effects of different fertilizers on the growth of pea plants. they began their study with 10 pea plants. they gave each plant a different type of fertilizer and tracked their growth over a period of 2 months. what's the independent variable in this experiment?
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Biology, 22.06.2019 02:00
For a comparative or experimental investigation, scientists often make a testable about a scientific question, and then they test it in the investigation. a.control b.hypothesis c.procedure d.system
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Biology, 22.06.2019 08:30
Gene expression is the activation of a gent that results in a question 1 options: protein dna mitochondria
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Agroup of scientists are studying the effects of different fertilizers on the growth of pea plants....
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