As explained in this eMedTV segment, a mutation in the F8 gene causes hemophilia A, while a mutation in the F9 gene is responsible for hemophilia B. This article covers these genes in more detail and discusses how hemophilia is inherited.
To forward a text message on an iPhone running the iOS 8 operating system, open the conversation thread, select an individual message and then use the Share feature to send the message to one or more of your contacts.
Tap the Settings icon located on the home screen of the iPhone. Touch the Phone icon to enter into the Phone Settings Menu.. Touch Call Forwarding, located at the bottom of the screen. This will bring up the call forwarding controls. Move the Call Forwarding slider to the On position (the default position is off).