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Tetrads are fashioned in prophase-I of meiosis I. A tetrad consists of two homologous chromosomes, Just about every with two chromatids. Hence, it contains four chromatids. The two chromatids that belong to precisely the same chromosome are referred to as sister chromatids and so are joined with the centromere.SALE TETRAD Ruben 4 Seater Sofa Leathe