Tag: Human genetics

While AB-negative is the rarest of the eight major blood types in some populations, the three rarest phenotypes in the world are far more extraordinary. These extremely rare blood groups, caused by specific genetic mutations, present unique challenges for transfusion medicine. This article details what are the three rarest blood types.

While often used as a simple example of Mendelian genetics, the inheritance of attached earlobes is more complex, influenced by multiple genes. Several well-known public figures have this trait, which is defined by the earlobe being directly connected to the side of the head. Read on to discover which celebrity has attached earlobes and learn more about this common physical feature.

Biologically, the concept of a 'race' with naturally pointy ears is a myth, as human genetic variation does not support such a division. The common question of what race has pointy ears is best answered by looking at the worlds of genetics, folklore, and fantasy.