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study of the molecular and physiological aspects of the tree leaves that are located at the highest hight
while it is common scientific sense to accept a plant cell wall as naturally protective against UVL. the theory I am proposing is that :
if there are special interaction among molecules and the existing DNA that makes the plant immune , if indeed, this be the case, to UVL harmful effects
impact, if there is any merits to this theory, would be to human living in high altitudes and space travel!