[最も好ましい] boy and girl twins can be identical 719466-Can you be identical twins boy and girl

Boy/girl twins are always fraternal or (dizygotic);Thus, one twin will be a girl (with the congenital disorder known as Turner syndrome), and the other twin will be a boy All this said, these situations are so rare that it's safe to assume that % of boygirl twins are not monozygotic twinsBased on the above concept of gender determination, we can now understand the different gender variations in identical and fraternal twins For identical twins As identical twins grow from a single fertilized egg that later split to form two zygotes with the same genetic material, the gender of both the babies will be the same

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Can you be identical twins boy and girl-The one who looks like a boy has an XXXY mix of 4753;And so I should point out that it is actually possible for a boy and a girl to be identical twins There is a genetic mutation that can occur in male identical twins before they're born which results in one of the twins losing a male chromosome and developing as a female However, even as an identical twin (male), I agree that it is stupid to

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Meet The Boy And Girl Who Are Identical Twins Several years ago, an expecting mother was carrying identical twins a rare and joyous occasion, but known to happen from time to time At her 14 week scan, something more remarkable was discovered one of the identical twins was a boy, and the other a girlAnother site said that 1/3 of all twins are identical Others give different numbers If I take that first pair of numbers, we get the probability of two boys, or of two girls, is , and the probability of one of each is So each probability is about 1/3 That came from a quick search for frequencies of twins, just looking forFraternal twins can be either boys or girls, or a combination of one girl, one boy They are different from identical twins, who share the same DNA and must be the same gender

I am an identical twin (and 31 years old), and just found this out about a month ago I was watching a show on the Discovery Health channel that talked about multiples, and how doctors are using the term monozygotic rather than identical now, because an egg can split and become one boy and one girl!Fraternal Twins Fraternal twins may be of the same or different sexesThis can happen because the ovaries release two eggs and not just one Basically, fraternal twins are as alike as siblings would be — in other words, they are not identical Fraternal twins might be two boys, two girls, or a boy and a girl Each baby develops in

Female and male identical twins Sometimes identical twins can be assigned the sex of male and female at birth These twins start off as identical males with XY sex chromosomesI'm having fraternal twins (di/di but boy/girl so that's a definite!) but I've had medical professionals ask me if I know if they are identical or not they can't possibly be with being a boy and a girl but I just think that so many people really know nothing about twins!!Twins of different genders are universally accepted as a sound basis for a clinical determination that boy and girl twins are not identical However, in extremely rare cases, boy and girl twins can stem from the same fertilized egg Twins, who stem from the same fertilized egg, are called monozygotic twins

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So yes your babes could be identical if they are di/diTwo boys and identical twin girls He is the author of the popular books Dad's Guide to Twins and Dad's Guide to Raising Twins This site is dedicated to helping you learn from his experiences (and thousands of other twin parents) so you can be the best twin dad you can beIn 999% of cases boy/girl twins are nonidentical However, in some extremely rare cases resulting from a genetic mutation, identical twins from an egg and sperm which began as male (XY) can develop into a male / female pair

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Check out this linkThe girl has a mix of 9010 In the 07 case, one of the twins actually had ambiguous genitalia,Babychakra is the number 1 parenting app in India and is a new mom's best

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Click to see full answer In this regard, can a boy and girl twin be in the same sac?Heteropaternal Superfecundation Twins with Different Fathers Can a boy and a girl twin be identical twins?Identical, or monozygotic, twins may or may not share the same amniotic sac, depending on how early the single fertilized egg divides into 2If twins are a boy and a girl, clearly they are fraternal twins, as they do not have the same DNA A boy has XY chromosomes and a girl has XX chromosomes

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Fraternal twins can be boy/boy, boy/girl, or girl/girl Identical twins are the result of one fertilized egg splitting The split usually happens around days 4 or 5, after the placenta and sac have started forming Which means the two babies end up in the same sac, sharing the same placenta Identical twins are always boy/boy or girl/girl1d I have modi identical girls We knew they were modi (and therefore identical) before we knew the sex When I was pregnant, my SIL excitedly told me that she hoped I would have a boy and a girl I said "Oh no, they're identical so it's either two boys or two girls"In 999% of cases boy/girl twins are nonidentical However, in some extremely rare cases resulting from a genetic mutation, identical twins from an egg and sperm which began as male (XY) can develop into a male / female pair

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They can only form from two separate eggs that are fertilized by two separate sperm The terms identical and fraternal don't describe what the twins look like, but actually how they formBoy/girl monozygotic (identical) twins In very rare cases, identical twins can be different sexes These twins begin as identical male twinsThere actually is a slight tendency for twins to be conceived in the summer compared to single babies When twins are born, pairs of boygirl twins are slightly more likely to be born if conception occurred in the summer months, but

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By Anonymous Actually, there can be identical boy/girl twins if the sex gene of the embryo has an extra x chromosome (the fertilized egg would be an xxy) then when the egg splits one can have xx (girl) genes and one can have xy (boy) genes Rare but possible Only 4 ever recorded casesThe terms identical and fraternal don't describe what the twins look like, but actually how they form Identical ( monozygotic) twins are always of the same sex because they form from a single zygote (fertilized egg) that contains either male (XY) or female (XX) sex chromosomes Fraternal twins can be either two girls, two boys, or one of eachMoreover, if identical twins end up being different genders, the male with XY chromosomes may turn out normal, but the female with XO chromosomes might have Turner Syndrome Technically speaking, yes there are semiidentical or maternal twins can be a boy and a girl However, it is not without risk or genetic anomalies to the fetus

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Answer (1 of 43) Usually not Because if so, they would have different sex chromosomes (one will have XX and the other XY) Identical twins develop from a single zygote that later splits in two They have the same genes and usually look very similar They areThe most common is boy/girl twins which makes up nearly half of all twins born, about 40% In total nonidentical twins including fraternal girl/girl and boy/boy twins make up about 75% of all twin births Next in order of most to least common are fraternal girls, fraternal boys, identical girls then identical boysIn respect to this, are boy or girl identical twins more common?

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A twin boy and girl may be identical, according to a study found on NCBI, although this situation is very rare Usually identical twins share the same gender they are either a pair or boys or girls In rare instances, however, identical twins form from an egg and sperm that begin as males (sharing XY chromosomes) then change to become a maleHowever, males are also more susceptible than females to die in utero, and since the death rate in utero is higher for twins, it leads to female twins being more common than male twins Additionally, are twins the same gender?The unborn babies may be the same sex (boy/boy or girl/girl) or the opposite sex (boy/girl) Triplets or greater can be identical or fraternal twins or a mix of individually fertilized eggs and/or identical twins Having more than one baby in the womb is not very common, but occurs about 32 per 1,000 births Additionally, if a woman uses

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The official website of Twins Research Australia In 999% of cases boy/girl twins are nonidentical However, in some extremely rare cases resulting from a genetic mutation, identical twins from an egg and sperm which began as male (XY) can develop into a male / female pairCan identical twins be male and female?Identical (monozygotic) twins are always of the same sex because they form from a single zygote (fertilized egg) that contains either male (XY) or female (XX) sex chromosomes A set of boy/girl twins Can only be fraternal (dizygotic), as boy/girl twins cannot be identical (monozygotic)

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And while it may be obvious, identical twins are always the same sex, either both boys or both girls, at birth Is it possible to have identical twins of different genders?IT IS POSSIBLE to have identical twins of different genders, it may be extremely rare, but is definitely a possible phenomenon To know more about this myth, and all the other kinds of twins sets, do read my guest blog on Babychakra Types of Twins you Never Knew About!George and Amal Clooney are now the parents of twins Amal Clooney gave birth to a boy and a girl today (June 6), People magazine reported Amal

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Fraternal twins can be boy/girl, two girls, or two boys So no, your boy/girl twins are not identical There is an extremely rare case that can happen where the zygote splits to form identical twins but one of the pair doesn't get both sex chromosomes5 years ago So my understanding is that, technically speaking, b/g twins can be identicalbut it's extremely rare It's a chromosomal abnormality when one of the male twins loses the Y chromosome when the egg splits The egg develops as a female but the girl would end up with Turner's Syndrome level 2As fraternal twins originate from separate conceptions, they can either be all boys, girls, or one of each The father's sperm determines gender The father's sperm determines gender Usually, the chances of fraternal twins being boys, girls, or a combination of both are the same as

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Twins of different genders are universally accepted as a sound basis for a clinical determination that boy and girl twins are not identical However, in extremely rare cases, boy and girl twins can stem from the same fertilized egg Twins, who stem from the same fertilized egg, are called monozygotic twinsCan a boy and a girl twin be identical?The twins can be two girls, two boys, or a boy and a girl Identical twins occur when a single fertilized egg splits and develops into two fetuses Identical twins might share a placenta and an amniotic sac or the twins might share a placenta and each have separate amniotic sacs Genetically, the two babies are identical

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