Dandelion stem

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novastar_
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Dandelion stem

Post by novastar_ » Sun Feb 06, 2005 5:52 am

why does the stem curves immediately after cutting?

tina
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Post by tina » Wed Feb 23, 2005 9:38 pm

I have no idea....but I am sure the internet could answer that for you.

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thank.darwin
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Post by thank.darwin » Wed Feb 23, 2005 11:01 pm

Plant cells have vacuoles which have turgor pressure to help support the cell itself. When the stem is cut the vacuoles lose their pressure and the stem shrivels up and curls due to lack of support.
No amount of experimentation can ever prove me right; a single experiment can prove me wrong.
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