Beyond the Human Eye
An insight into a microscopic world, invisible to the unaided human eye
Showing posts with label
Urtica dioica
.
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Showing posts with label
Urtica dioica
.
Show all posts
Friday, August 13, 2010
Defensive Weapons
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The outer layer of cells on a plant's surface - the epidermis - is the first line of defence against herbivores, pests and diseases so i...
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