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Lichen
A lichen is an example of a symbiotic relationship between a fungus and an alga, neither of which can exist without the other.
Rights: Lara Bieleski
Published: 9 November 2008,Updated: 9 November 2008Size: 1.33 MBA lichen is an example of a symbiotic relationship between a fungus and an alga, neither of which can exist without the other.