All living things have DNA in their cells. DNA Chromosomes contain the genetic information that determines everything about us. DNA controls the color of our hair, the color of our eyes, athletic ability and personality traits. When a child is born genetic DNA material from both the mother and the father gets passed down to […]
NASA Astronaut Who Spent A Year In Space Now Has Different DNA From His Twin posted first on https://healthstatus1.tumblr.com
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