has_part happens_during inheres in part of qualifier normal attachment of spindle microtubules to kinetochore normal mitotic sister chromatid biorientation A cellular process phenotype in which the stable attachment of sister chromatids to microtubules emanating from opposite poles of the mitotic spindle during metaphase plate congression is normal (i.e. indistinguishable from wild type). normal sister chromatid biorientation during mitotic cell cycle normal sister chromatid biorientation during mitosis 2018-03-09T13:19:34Z FYPO:0006428 midori normal sister chromatid biorientation during vegetative growth