Potentially Infectious Biomedical Waste includes, but is not limited to the following: 1  Cultures and stocks of infectious agents and associated biologicals, including cultures from medical and pathological laboratories, from research and industrial laboratories.
1 (biology) During meiosis, the separation of chromosomes (homologous in meiosis I, and sister chromatids in meiosis II). ( 2 in mathematics): conjunction. ( 3 in mathematics): logical connective. ( in logic): inclusive disjunction.
Basically, disjunction is when the homologous chromosomes or sister chromatids pull apart during anaphase meiosis I or II. Disjunction is usually in the same conversation as nondisjunction, which is when chromosomes fail to separate properly during anaphase