Have you ever wondered, why is it thatyourfriend can roll his tongue and you just can not seem to rollyours?Or have you been wondering how come you have freckles, butyourbest friend does not?
Human genetics can answer this questions.

Human genetics describes the study of inheritance as it occursinhuman beings. One of the most important principles that governslifeis inheritance of genes. There are over 200 traits thataretransmitted from generation to generation in humans. Themostinteresting traits gathered in the Baby Surprise app.

The trait that is expressed in case of two differentalleles,gives rise to the dominant and recessive traits in humans.When adominant allele is present, it is always observed that thedominanttrait is expressed. The recessive trait is observed only incasethere are two recessive alleles present.

Lite version with ads and 21 interesting traits.
The standard version without ads and have over 35 traits.
https://play.google.com/store/apps/details?id=com.blogspot.selena_eurich.baby_surprise