Mycorrhizae are ____

Question

Mycorrhizae are ____.  
A) the small roots in the root systems of trees
B) endosymbiotic bacteria associated with plant roots
C) fungus and root mutualistic associations
D) parasitic fungal infections of tree roots
E) endosymbiotic fungal cells associated with leaves

Accepted Answer

Mycorrhizae refer to the mutualistic associations between fungi and plant roots. The fungi provide the plant with nutrients such as phosphorus and in return receive sugars and other nutrients from the plant.