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WHENE the division of the zygote is not complete,is pairs of siamese twins who maybe joined at the buttocks,chest,neck.

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Q: How twins and multiple births are produced?
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If the grandparents generation had twins what generation is next to have multiples?

Although there is a genetic component to twin births, many multiple births are not genetic. If one generation has twins, the next generation may also have twins. The likelihood of twins reduces with succeeding generations that do not have twins. Multiple births does not have patters such as generation skipping, and is never guaranteed.


What is the closest siblings in age not twins?

Siblings can be the same age, in the form of twins and triplets, and other various forms of the multiple births.


What is the average length of pregnancy in weeks singletons twins triplets and quadruplets?

It takes 40 wks for a foetus to reach full term maturity in single or multiple births. Multiple births are induced earlier if there are problems.


Is there a star sign symbolising triplets or other multiple births since Gemini is the star sign symbolising twins?

No, not in particular. The mutable signs (Gemini, Virgo, Sagittarius, Pisces) in general indicate multiple births.


Why do so many celebrities have twins?

They take fertility drugs to get pregnant exactly WHEN they want while increasing their changes of multiple births.


Is there a higher probability of twins for women over 40?

Yes, because after 35 your probability for having multiple births goes up.


What has the author Elizabeth M Bryan written?

Elizabeth M. Bryan has written: 'Twins and higher multiple births' 'Language Development in Twins' 'T wins in the family: a parent's guide'


4 sets of identical twins per 1000 births?

Yes, there is 4 sets of identical twins in every 1000 births.


What a homozygous?

It literally means "same egg". The term is used to refer to multiple births (twins, triplets etc.) It is a fancy way to say identical twins. Heterozygous twins did not develop from the same egg but two (or more) different eggs. They are also called fraternal twins.


Why has the number of twins increased over the last 20 years?

There have been an increase because multiple births are related to women having babies later in life.


Because of the one child policy in china what would happen if a woman had conjoined twins?

Twins or multiple births of any kind did not violate the one-child policy in China.Also the one-child policy was phased out in 2015.


How many babys can a American paint horse have at one time?

Typically with all breeds, a single foal is the norm. However, twins are possible on rare occasion. I personally have never heard of multiple births beyond twins.