Addition of mitosis-promoting factor (MPF) to germinal cells in the skin arrested in G₂leads the cells to ____. A) stop dividing B) enter prophase C) undergo cytokinesis without mitosis D) die E) remain arrested in G₂

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MPF (M-phase promoting factor) is a key regulator that drives cells into mitosis. When added to cells, it promotes the entry into prophase, the first stage of mitosis, rather than causing them to stop dividing, undergo cytokinesis without mitosis, die, or remain arrested.

Addition of Mitosis-Promoting Factor (MPF) to Germinal Cells in the Skin