Search results
Results From The WOW.Com Content Network
The human twin birth rate in the United States rose 76% from 1980 through 2009, from 9.4 to 16.7 twin sets (18.8 to 33.3 twins) per 1,000 births. [5] The Yoruba people have the highest rate of twinning in the world, at 45–50 twin sets (90–100 twins) per 1,000 live births, [6] [7] [8] possibly because of high consumption of a specific type of yam containing a natural phytoestrogen which may ...
The Hayes also have two sets of twins, Kevin and Kyle (eight years old at the time of the sextuplets' birth) and Kieran and Meghan (five years old). They are the only family in the United States to have two sets of twins and a set of sextuplets. [93] The family was the subject of a reality television show, Table for 12, on TLC in the U.S. [94]
The fraternal birth order effect has been described by one of its proponents as "the most consistent biodemographic correlate of sexual orientation in men". [5] In 1958, it was reported that homosexual men tend to have a greater number of older siblings (i.e., a 'later/higher birth order') than comparable heterosexual men and in 1962, these findings were published in detail. [6]
Dizygotic (fraternal) twins can be caused by a hyperovulation gene in the mother. [8] Although the father's genes do not influence the woman's chances of having twins, he could influence his children's chances of having twins by passing on a copy of the hyperovulation gene to them. Monozygotic (identical) twins do not run in families.
Normally, fraternal twins or multiples come from separate eggs fertilized by different sperm. However, identical siblings come from the same egg, which splits into two or more embryos. Typically ...
In 2019, a Chinese woman was reported to have two babies from different fathers, one of whom was her husband and the other was a man having a secret affair with her during the same time. [12] In 2022, a 19-year-old Brazilian from Mineiros gave birth to twins from two different fathers with whom she had sex on the same day. [13]
Image credits: anothermegan #3. Me and my twin are complete opposites. I have a pixie cut and she has long hair. I am a musician and she is a mathematician. I am gay and she is straight.
This page was last edited on 26 October 2020, at 03:57 (UTC).; Text is available under the Creative Commons Attribution-ShareAlike 4.0 License; additional terms may apply.