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prometaphase
prometaphase[prō′med·ə‚fāz] (cell and molecular biology) A stage between prophase and metaphase in mitosis in which the nuclear membrane disappears and the spindle forms. prometaphase
pro·met·a·phase (prō-met'ă-fāz), The stage of mitosis or meiosis in which the nuclear membrane disintegrates and the centrioles reach the poles of the cell while the chromosomes continue to contract.pro·met·a·phase (prō-met'ă-fāz) The stage of mitosis or meiosis in which the nuclear membrane disintegrates and the centrioles reach the poles of the cell, while the chromosomes continue to contract. prometaphase (prō-mĕt′ă-fāz) [″ + meta, change, + phasis, to appear] The stage of mitosis in which the nuclear membrane disintegrates, and the chromosomes move toward the equator of the cell. |