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Twin study

en.wikipedia.org/wiki/Twin_study

Twin studies reveal the absolute and relative importance of environmental and genetic ... By comparing many hundreds of families of twins, researchers can then understand ..... This tendency may run...

Is it true that giving birth to twins runs in families? | BabyCenter

www.babycenter.com/404_is-it-true-that-giving-birth-to-twins-runs-in-families_10323566.bc

Find out whether the tendency to conceive twins is an inherited trait that runs in ... cycle (hyperovulation) is a genetic trait that can be passed from mother to child.

Do twins run in families? - Health questions - NHS Choices

www.nhs.uk/chq/Pages/2550.aspx?CategoryID=54

However, non-identical twins can run in families. ... Some women may be genetically more likely to produce more than one egg during a menstrual cycle ...

Is the probability of having twins determined by genetics? - Genetics ...

ghr.nlm.nih.gov/primer/traits/twins

Aug 16, 2016 ... The likelihood of conceiving twins is a complex trait. ... To explain how DZ twinning can run in families, researchers have looked for genetic ...

Do Twins Run in Families? Understanding the connection between ...

en.suntwins.com/Global/2013/0407/6918.html

Apr 7, 2013 ... I often get emails inquiring, "My grandmother's uncle was a twin. ... Hyper ovulation is the tendency to release multiple eggs during ovulation, ... Fraternal twins "run in families" on the mother's side only, if she inherits the gene ...

Identical twins - how do the happen, chances and risks of identical ...

www.huggies.com.au/childbirth/multiple-births/twins/identical

Identical twins do not run in families and can happen for any couple with any ... to luck, coincidence and chance rather than any familial genetic tendency.

Does the father carry the gene for twins? | Reference.com

www.reference.com/science/father-carry-gene-twins-2b54ecf6f6e14317

There is no evidence suggesting that identical twins run in families. ... Even if there is a genetic tendency to produce twins in the male line, a man's sperm cannot ...

human biology - Do twins "run in the family"? - Biology Stack ...

biology.stackexchange.com/questions/3347/do-twins-run-in-the-family

Aug 27, 2012 ... Are the genes for twinning very rare or do they just rarely produce twins? ... However, because fraternal twins can be the result of a gene on the ...

How do twins work? - Quora

www.quora.com/How-do-twins-work

For reason unknown, having fraternal twins run in families, both from the ... the tendency to ovulate more than one egg at a time does tend to run in families, ... produce multiple eggs -- a trait that is inheritable -- fraternal twins can "run in the  ...

Does "having girls" or "having boys" run genetically? : askscience

www.reddit.com/r/askscience/comments/33dg93/does_having_girls_or_having_boys_run_genetically/

Apr 21, 2015 ... for example, in my family (on my father's side), there have been only boys for the last 5 ... Is it some genetic predisposition, or did we just beat the odds? ..... Therefore parents genetically disposed to produce males tend to have more ... An X-bound tendency to create more females, e.g. by aborting all males.

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Twins - Understanding Genetics - The Tech Museum of Innovation

genetics.thetech.org

Jun 25, 2014 ... My husband has on his side of the family twins (fraternal) and triplets - boys. Is our son ... On the other hand, fraternal twins can run in families.

The Twin Gene - Do Twins Run in Families? - Verywell

www.verywell.com

May 5, 2016 ... Find out if twins run in families with this explanation of the genetic connection ... Hyper ovulation is the tendency to release multiple eggs during ...

Do genes influence whether someone has twins, either identical or ...

www.scientificamerican.com

Mar 18, 2002 ... There is no doubt that twinning seems to run in some families. ... on the chance of twins, although he can pass the tendency to his daughters.