It happens. The woman had sex with a white and a black.
That’s ignorant.
Mixed-race children most often can look like either race, though most often they’re somewhere in between, as you’d suspect.
Fraternal twins are no more closely related genetically than any other two siblings.
Don't know much about genetics do you???...the father, if he had white genes in his background could certainly sire an offspring of either color...we have dominant and recessive genes....he could certainly have both....take a look at his picture....nope, they are both his and hers and they are beautiful!!!!