Can molds be multicellular? If so, in what conditions and under what classigications can they be multicellular? Solution Answer: Molds fall under kingdom Fungi and grows in the form of multicellular hyphae. Molds in general do not fall under specific taxonomic or phylogenetic groups. They can be found under the divisions Zygomycota and Ascomycota. Previously, most molds were classified under Deuteromycota..