Northeast Home Heating Oil Reserve (NEHHOR) inventories now classified as ultra-low sulfur distillate (15 parts per million) are not considered to be in the commercial sector and therefore are excluded from distillate fuel oil supply and disposition statistics in Energy Information Administration publications, such as the Weekly Petroleum Status ...
Nondisjunction is a term for a specific defect in the way the chromosomes of a cell separate. Nondisjunction can lead to genetic defects like Down's Syndrome.
This type of Down syndrome, which accounts for 95% of cases, is called trisomy 21. Down syndrome is usually caused by an error in cell division called nondisjunction.. Nondisjunction results in an embryo with three copies of chromosome 21 instead of the usual two. Prior to or at conception, a pair of 21st chromosomes in either the sperm or the egg fails to separate.