preleptotene

preleptotene
The earliest stage of prophase in meiosis, characterized by physiochemical changes in cytoplasm and karyoplasm and beginning contraction of chromosomes. [pre- + leptotene, fr. G. leptos, slender, + tainia, band]

Medical dictionary. 2011.

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  • prophase — The first stage of mitosis or meiosis, consisting of linear contraction and increase in thickness of the chromosomes (each composed of two chromatids) accompanied by migration of the two daughter centrioles and their asters toward the poles of… …   Medical dictionary

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