They harbor complete copies of their genome within two separate nuclei. The micronucleus (or MIC) gives rise both to future progeny & to the macronucleus (or MAC), wherein the DNA is shredded, rearranged, and amplified, which allows the essential core of the genome to be expressed at high levels.

yuiamiyuiami のブックマーク 2009/12/22 02:43

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