Biology, 16.02.2021 23:20 elijahbravo2819

In the control group, how did the number of grass blades change over the three week period? In the experimental group, how did the number of grass blades change over the three week period?
Was there a measureable difference in the number of grass blades between the control group and the experimental group at the end of three weeks?

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In the control group, how did the number of grass blades change over the three week period? In the...