Linoleic acid is an omega-6 fatty acid because it has a double bond six carbons away from the omega carbon. Linoleic acid plays an important role in lowering cholesterol levels. Alpha-linolenic acid is an omega-3 fatty acid because it has a double bond three carbons away from the omega carbon.
A federal estate tax return (form 706) must be filed by the executor for the estate of every U.S. citizen or resident whose gross estate, plus adjusted taxable gifts is more than $3,500,000. THE FEDERAL ESTATE TAX SAGA 2010 AND BEYOND. The federal estate tax was repealed for 2010.
When seniors must file. If you are unmarried and at least 65 years of age, then you must file an income tax return if your gross income is $11,700 or more. However, if you live on Social Security benefits, you don't include this in gross income.