In the Chinese calendar, the days begin at midnight and end at the next midnight, but people tend to regard the days as beginning at dawn. Currently, the time in days are scaled with hour-minute-second system. In ancient China, the time is divided according to either the shi-shÃ­ ke kÃ¨-and gÄng. diÇn systems
maternal lineage, or 2) Y-chromosome DNA which is inherited through the fatherâs line and is. passed down only to males in each generation and can give information only to males about his. paternal lineage. The other type of genetic ancestry test is one that makes estimates of a personâs ancestry by.
Unlike the Y-chromosome or mitochondrial DNA test, AncestryDNA uses an autosomal DNA test that surveys a personâs entire genome at over 700,000 locations. It covers both the maternal and paternal sides of the family tree, so it covers all lineages.f you have taken one of the Y-chromosome and mitochondrial DNA tests, you will still have access to your results until September 30, 2014. You can access them here or on the AncestryDNA homepage. Please click here for more information.