Elspeth is. (I wanted to give her the same power and have her look the same, so I wanted her genetically the same. And it’s feasible, given that in Luminosity, Bella had a number of eggs harvested, so they could have snagged the one that would have ripened when Renesmee was conceived in canon; and Edward is a vampire, so I can handwave as necessary on his end.)
Elspeth is. (I wanted to give her the same power and have her look the same, so I wanted her genetically the same. And it’s feasible, given that in Luminosity, Bella had a number of eggs harvested, so they could have snagged the one that would have ripened when Renesmee was conceived in canon; and Edward is a vampire, so I can handwave as necessary on his end.)