Fraternal or Identical Twins

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After the surprise that represents when the ultrasound shows that you are expecting twins, the first question that comes to your mind is if they are fraternal or identical twins. Having twins is a very different experience than having a single child, but also having identical twins is very different from having fraternal twins.

Different studies are still being done to know more about how genes behave differently in identical twins than in fraternal twins. Some of those studies are discussed in the following articles.

Difference Between Fraternal and Identical Twins | Difference …

Fraternal vs Identical Twins With the increased use of assisted reproductive techniques, the incidence of twins has increased in recent times. There are two.

Study: Gene expression similar in identical twins – Science Fair …

In the Nature Genetics journal study led by Art Petronis of Canada’s Centre for Addiction and Mental Health, examined the “epigenetic” or gene expression profiles of 114 identical twins against 84 fraternal twins. …

Genes key in compulsive urge to hoard

The study included both identical and fraternal twins; while identical twins share all of their DNA, fraternal twins share roughly half of their genes, making them no more genetically similar than non-twin siblings. …