Eye color, Hair color, Blood types, and Other Traits

1 - 10 of 122 Answers

November 29, 2018: Are long eyelashes a genetic trait?
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November 20, 2018: What is Rhesus factor? Did we get it from Rhesus monkeys? Can Rh factor be found in other animals?
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September 24, 2018: What causes heterochromia?
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August 17, 2018: If I'm happy a lot, is that a trait?
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July 31, 2018: What if my father had the trait for baldness and my mother didn't? What chance will I or my future offspring be carriers or have the trait?
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July 13, 2018: What is the Bombay blood group?
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June 4, 2018: How does cis-AB work?
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May 22, 2018: Why does hair color change with age? I was born with dark brown hair which turned blond by the time I was 2. My mother was born with blond hair which slowly turned brown by her 30s. How does this work? 
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May 22, 2018: I'm 13 and have brown, straight, slightly textured hair. My mum has black straight hair while my dad had black very curly hair. Could my hair become curlier as I grow up or will it remain straight? 
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May 22, 2018: I have been naturally skinny through all my life despite diet. My mom has been overweight for all her adult life despite being physically active and eating healthy. I know weight isn’t all genetics, but how much do genes influence weight?
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