A plant developed a mineral deficiency after being treated with a fungicide. What is the most probable cause of the deficiency?

A plant developed a mineral deficiency after being treated with a fungicide. What is the most probable cause of the deficiency? 






A) Mineral receptor proteins in the plant membrane were not functioning.
B) Mycorrhizal fungi were killed.
C) Active transport of minerals was inhibited.
D) The genes for the synthesis of transport proteins were destroyed.
E) Proton pumps reversed the membrane potential.






Answer: B


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