what do unicellular organisms undergo mitosis
exists and is an alternate of . No, unicellular organisms reproduce asexually, meaning they use mitosis to reproduce. There is a process some unicellular organisms use to reproduce sexually, but that involves inputting DNA from one organism into another. There are still only two cells at the end of the process, but the recipient is a new organism. This process doesn't involve cell division or meiosis, though. No, unicellular organisms reproduce asexually, meaning they use mitosis to reproduce. <br />There <i>is</i> a process some unicellular organisms use to reproduce sexually, but that involves inputting DNA from one organism into another.