Type A is dominant, Type O is recessive. In otherwords your parents could both carry the gene for O, but the A gene they carry overrides it. You just got the O gene from both of them and not the A. It works like this, imagine your mom's genes across the top, and your dad's down the side. They each give you only one.
Chrysopelea, more commonly known as the flying snake or gliding snake, is a genus that belongs to the family Colubridae. This flying snake species reaches up to three feet in length and is popular in the European pet trade. Their bodies are black, but covered in rich green scales. Clusters of red, orange, and yellow-coloured scales in the shape of flower petals line the dorsal area from the base of the neck to the tail.
For true poisonous snakes, see Rhabdophis. Venomous snakes are species of the suborder Serpentes that are capable of producing venom, which is used primarily for immobilizing prey and defense mostly via mechanical injection by fangs.Common venomous snakes include the families Elapidae, Viperidae, Atractaspididae, and some of the Colubridae.elcher's sea snake (Hydrophis belcheri), which many times is mistakenly called the hook-nosed sea snake (Enhydrina schistosa), has been erroneously popularized as the most venomous snake in the world, due to Ernst and Zug's published book Snakes in Question: The Smithsonian Answer Book from 1996.