Biological Grandmother

A male relative who is the biological father of either the biological mother or the biological father.

A biological child of an individual's biological child.

A male who contributes to the genetic makeup of his offspring through the fertilization of an ovum by his sperm.

A physiological process in which body systems act on drugs, neutralizing their chemical effects.

A substance that is made from a living organism or its products and is used in the prevention, diagnosis, or treatment of…

A relative who is the offspring of a sibling of either of the biological parents, and who share a common ancestor. …