The body of a fungus is made up of slender filaments called select one:
a. xylem
b. phloem
c. rhizoids incorrect
d. hyphae

Fungi exist mainly in the form of slender filaments, barely visible to the naked eye, which are called hyphae (singular, hypha). These hyphae are typically made up of long chains of cells joined end-to-end divided by cross-walls called septa (singular, septum). 

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