Biology, 06.10.2019 19:00, itscarterelliottt

Darwin's experiments are just one way to study phototropism. a student wants to investigate the effects of phototropism in bean plants. she places a light source above one plant, at a forty-five degree angle to another, and at a ninety-degree angle from the third.

what is her independent variable?

what is a hypothesis she might write for her experiment?

you

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Darwin's experiments are just one way to study phototropism. a student wants to investigate the effe...