An animated pedigree clearly explains the way hemophilia was inherited in the Romanov family. Interpreting pedigrees and sex-linked crosses should be much easier to understand after going through this tutorial.

A set of notes explaining genetic pedigrees, otherwise known as family trees.

Some characteristics, like the shape of your hairline, whether your earlobes are attached or detached, and whether or not you have freckles are inherited from your parents. In this science project you will learn about Mendelian traits,...

Explain how the isolated and homegeneous population of Iceland makes research in family ancestry simpler than in other cultures. Investigate the work of genealogists, and trace your own heritage as far as you can without extensive research.