thumb|upright=1.35|Prophase is the first step of cell division in mitosis. As it occurs after G2 of interphase, DNA has been already replicated when prophase begins. thumb|right|200px|Fluorescence microscope image of two mouse cell nuclei in prophase (scale bar is 5 μm).
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Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).