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zoosporangium. A sporangium within which zoospores are produced. (Pl. zoosporangia.) (15)

zoospore. An asexual, motile spore that bears one or two flagella. (15)

Zygomycetes. See Zygomycotina.

Zygomycotina. A subdivision of fungi characterized by the formation of a thick-walled resting spore formed after the fusion of two equal gametangia. (23)

zygosporangium. In the Zygomycotina: A usually thick-walled, often ornamented, multinucleate resting sporangium formed following anastomosis of gametangia arising from compatible mycelia (in heterothallic species) or from the same mycelium (in homothallic species). (12)

zygospore. A sexual resting spore formed within a zygosporangium. (22)

zygote. A diploid cell resulting from the union of two gametes; a diploid nucleus resulting from the union of two haploid nuclei. (15)