Dragon ball Twins

What if Kakarot (E.I.Goku),wasn’t the only child of Boduck and Gine that was sent…no what if Goku had twin sister named Beana,who was also sent to earth?

How dragon ball universe be effected by this slight change?

How would the events of dragon ball,dragon ball Z,Dragon Z Kai and dragon ball super be altered by this one minor verbal?