Subclass Pelobiontae includes one genus, Pelomyxa, large cells which lack almost every characteristic of eukaryotic cells except the existence of a membrane-bound nucleus; these cells' nuclei divide like bacterial nucleoids. ... Also, eukaryotic DNA usually only condenses during mitosis, but the DNA of organisms in this phylum is always condensed. ... Interphase, prophase, metaphase, anaphase, and telophase do not occur during mitosis in these organisms. ... There are two types of ciliate nuclei, but only the micronuclei divide by mitosis. ... Apicomplexans reproduce sexually and al...

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• Grade Level: Undergraduate