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it is known as plant stimuli
when one touches the plant, the cell on leaves they direct water back to the stem as a result it seems to shrink and the plant is sensitive to touch to protect itself
and after a while it returns to normal when water fills in the leave cells

2006-09-25 22:07:01 · answer #1 · answered by Explorer 5 · 1 0

delicate nerve endings in the chlorophyl orifices

2006-09-26 05:41:43 · answer #2 · answered by Anonymous · 0 0

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