Please refer to the Comptroller's publication Texas Property Tax Exemptions (PDF) for more information about these exemptions. Most of these exemptions have specific application forms that can be found through the exemption forms link in the box above.
The fetal DNA in a mother's blood can already reveal an infant's sex and other traits inherited from the father. But picking out a fetus's entire genome from its mother's is much tougher, says Dennis Lo, a chemical pathologist at the Chinese University of Hong Kong, who led the study.
As a parent, the father has a social and legal relationship with the child that carries with it certain rights and obligations, although this varies between jurisdictions. A biological father may have legal obligations to a child not raised by him, such as an obligation of monetary support. Birth father â the biological father of a child who, due to adoption or parental separation, does not raise the child or cannot take care of one. 2  Biological father â or just Father is the genetic father of a child.