explain why the various plants appear the way they do in each of the following demonstrations:...

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Biology

explain why the various plants appear the way they do in each ofthe following demonstrations: phototropism: gravitropism:etiolation: holly leaf abscission: leaf movement in the sensitiveplant ( mimosa pudica):

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Phototropism It is the phenomenon of growth of a plant in response to light Plants grow towards light to allow maimum absorption of light for photosynthesis This process occurs due to different concentration of a growth hormone called Auxin The incoming makes the auxin hormones to concentrate in the cells of the shaded regions of the plants and thus promoting their elongation This results in bending of the plant towards light Plant stem show positive phototropism bent towards light and plant root show See Answer

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