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.
In the chart below, I show an example of how Native American Y-DNA and mtDNA was inherited in my family. When my cousin tested at 23andme.com he discovered that he inherited a Native American Y-DNA halplogroup (Q1a3a) from his father, who is African-American from South Carolina low country.