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fraternal twin

NOUN
  1. either of two twins who developed from two separate fertilized eggs

How To Use fraternal twin In A Sentence

  • Ordinary siblings and fraternal twins have only 50 percent of their genes in common.
  • Identical twins have the same genotype, while fraternal twins share on average only 50% of the same genes.
  • And right next to her, squeezed out in the same time-frame, her squalling, fraternal twin in gleeful, ostentatious bastardry, one Donald Trump. Archive 2008-01-01
  • Fraternal twinning - two fertilized ova becoming trapped inside a single shell - is a rare but well-documented occurrence in some birds.
  • The mother assumed that she had given birth to fraternal twins (dizygotic, from two eggs) and not "identical" ones (monozygotic, two embryos developed from a single fertilized egg). Separated At Birth. Really.
  • A study of identical and fraternal twins separated at birth and adopted into different families showed the same heritability.
  • That is, identical twins are somewhat more concordant than fraternal twins.
  • The scientific term describing fraternal twins by different fathers is heteropaternal superfecundation.
  • They then compared the "concordance" of identical twins (in how many pairs both got or escaped cancer) with the concordance in fraternal twins. Stop Blaming Your Genes
  • The relative frequency of fraternal twins has halved since 1950.
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