Positive phototropism demonstration showing how garden cress shoots bends towards light.
Phototropism is organism growth response to light, either positive - bending towards light source or negative – bending away from light source (for example plant roots).
For this demonstration two identical light sources were places at similar distance away from pot. Light sources were places at similar height as plants.
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Positive Phototropism | Demonstration
Теги
phototropismpositivepositive phototropismbend towards lightgrowth response to lightreact to stimulusplant reaction to stimulusplant sense lightdemonstrationmicro greensplantplantsshootsgarden cresscresspepperLepidium sativummustard and cressgarden pepper cresspepperwortpepper grasspoor man's peppertimelapsetime lapse