Biology, 03.12.2021 02:40 kseibles202

PLEASE HELP ME ANSWER THIS PLZ MARK BRAINLIST WHEN I CAN. Why is it important that you keep two variables constant (such as light level and color) while you're testing how a third variable(CO2 level) affects photosynthesis

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PLEASE HELP ME ANSWER THIS PLZ MARK BRAINLIST WHEN I CAN. Why is it important that you keep two va...