After how many generations will it be that the kids no longer have Afro-textured hair?

So if a black guy has kids with a white woman, and the kids then have sex with other white people, and their kids have sex with other white people etc., after how many generations will it be that the kids no longer have Afro-textured hair?After how many generations will it be that the kids no longer have Afro-textured hair?
You can never tell, afro hair may be the dominant gene compared to the gene for non-afro hair. There's always the possibility of the gene dying out then reappearing suddenly, usually known as 'genetic throw-back' so you never can tell or make a solid prediction.After how many generations will it be that the kids no longer have Afro-textured hair?
Are you serious? Yeah, search for an answer on genetics on Yahoo! A...

venetian mask

hair highlight

cream

neutrogena cream