2 thoughts on “‘Black and white twins’ born from the same egg for first time in the UK | Metro News

  1. My god! you answered a question that I was wondering if I’d ever get the answer to!
    Thank you! Thank you!
    (The question: I know caucasian babies often have blue eyes that get darker as they become yearlings… do black babies do the same thing, or are they born with brown eyes?)Report

  2. Gene penetrance, I’d imagine, probably on many of the genes that affect skin color. One of those “That Dominant/Recessive stuff you learn in school is the baby version of how genetics works” examples.Report

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