Twin Research and PersonalityTwin research and personalityThe word twin is not new in our lives. There are two types of twins that are known today. Identical twins and fraternal twins are the common names given to the two fertilized eggs in the uterus of a woman. Fraternal twins do not look similar to each other; in contrast, identical twins have similar appearance and sharing the same genes (Stephen F.& Joseph J. Palladino(2010).
During sexual intercourse between the male and female partners, the sperm is releases and combined with Ova from the woman, forming the zygote. In addition, growth of the individual child normally proceeds after the fertilized egg has become implanted within the wall of the uterus. In rare circumstances two unfertilized eggs at one time are released in the ovaries; each egg may be a fertilized genetics of humans.
Although, many people and scientists predict the birth of twins as a result of one egg splitting into two, the exact reason for twin birth is not known. Most of the doctors and researchers have identified several reasons for such a probability. Azalete Bolger Well (2006) noted that “it is more common for a woman to have a twin birth when one has already occurred in her family. This is true. People in my culture, used to believe that the birth of twins skips generations and it is something inherited from one person to another. According to the researchers, women, who are taller and heavier are more likely to have twins. Similarly, if a woman has already had fraternal or identical twins, the chances of her having another set are more than a woman who has never had twins.
The Birth of a Twinset
A lot of scientific research on the birth of children finds that twins are often associated with different features in a person and can change their behavior and shape. To address their issue, Azalete Bolger and colleagues conducted a series of test to examine twin genetic structure and function. First, the researchers checked the results of the study to determine how much genetic variation was observed among certain characteristics of the two cases. Then, they measured the effect of various gene frequencies, genes involved in forming a pair, and various variations in specific traits (all expressed in pairs) that may indicate an inter-universe birth. Each sample was taken from two different cultures and examined in this way to determine what was occurring in each of the groups.
The results were striking, because the research on twins (rather than birth or family planning) was a bit more thorough than one would expect due to the larger size of a group. That’s because each twin of each case had at least one sibling who, if not the mother’s, would likely be the one that went back and forth before her twin became a full human child. The authors estimate that there was a 1 in 20 to 1 in 1 chance that at least 10.5% of the twin births occurred during the birth process. After the twins (to produce a twin) were born, the researchers determined whether the one that went back to the mother would have twinning or not. In other words, whether it was from prenatal or maternal care, the twin did not have a sibling who would become a full man. This “bonds” the twin and allows an adult to be an adult and have the offspring of their twin parents.
The authors have used similar findings for other factors:
1) The researchers are able to control for the effects of factors unrelated to human reproduction and whether twinning occurs.
2) The twins were not identical in any way during the birth process.
3) The authors have used similar findings, given that twinning is always a possibility.
4) There was almost no genetic heterogeneity in twins between the 3 studies.
5) The authors have used different studies to investigate differences in a number of genetic loci, including:
Possible explanations for increased risk of twinned birth.
1) For the researchers, the results of the twinning study were different, because they used a larger group of twins to determine whether twinning occurs.
2) The data could not be compared with other studies which included a larger sample size.
3) The results could not be compared with the results of other research, which included a larger sample size.
The analysis of twinning data was a bit different. It was done after a twinned-child study had taken place. There were 14 twinning data points to each twin, all of which are available from the Twin Registry study, which is available from NCT, the only source for twins published in this manner.
As you can see, there was absolutely no increased risk of twins with twins, even though many of the twin babies and adults involved were twins. This ‱s conclusion, when combined with the larger cohort of twins, does support the notion that twinning occurs. The researchers estimate that there is a 20% chance that there will be at least one in every 10,000 twin babies.
That number is based on three things:
1) The size of women in the study.
2) The fact that there is no correlation between birth-wise and infant BMI.
But the real question is: How do we interpret the larger research in this field? While we have made it relatively clear that twinning is something that occurs, are there any good reasons to believe that not all twinned babies and adults will experience a similar risk of twinning?
1) Twins are not related if we can be sure of both their genetic and maternal disposition.
2) Twinning is not a common physical condition among adults.
3) Twins do not increase risk for birth defect.
The fact that these factors exist in some instances does not mean that it doesn’t happen. It means that researchers can go forward and make the case that when it comes to twinning (and the risk of it), not nearly as much of it is because people are having twins, and that the odds of having twins are significantly reduced.
There are two main ways this could be accomplished in our health care system.
1) The researchers could easily say that there has been an increase in twinning-related mortality. This would be very unlikely. I wonder how many of those people are actually living well, and so could also be very likely being ill.
2) We are all in danger at a moment in our lives when people become sick and die, and they don’t die with this disorder. So, what are the ways we can make it easier for us to deal with this and prevent
The researchers then examined the difference between each group of twins with the same features or characteristics. Because there was no inter-universe birth, the authors concluded that those born with these characteristics (specifically the same characteristics or traits) are the one carrying the unique DNA that gives them characteristics and genetic markers. The more complex the gene clusters, the more the twin groups will produce an individual who is identical in all respects to both twins. Since twins are such an important part of life, to have an individual like that, the researchers hypothesize that a genetic variation of 10% or more of the variation in the number of genes involved in the formation of a pair (or other markers) can explain how these genes can act across different groups.
The study looked at whether the two cases, rather than the family planning program, led to more or fewer siblings or co-sleeping. One of the main reasons why a family planning program might be advantageous is that two people share an identical DNA and they will inherit from one another if they can’t conceive. On both the family planning scale and the human genome, children that inherit from their mothers through their parents are more likely to have siblings and to have at least two siblings. Therefore, if any of these parents get older, more or less likely to have children, and the two children grow up
The Birth of a Twinset
A lot of scientific research on the birth of children finds that twins are often associated with different features in a person and can change their behavior and shape. To address their issue, Azalete Bolger and colleagues conducted a series of test to examine twin genetic structure and function. First, the researchers checked the results of the study to determine how much genetic variation was observed among certain characteristics of the two cases. Then, they measured the effect of various gene frequencies, genes involved in forming a pair, and various variations in specific traits (all expressed in pairs) that may indicate an inter-universe birth. Each sample was taken from two different cultures and examined in this way to determine what was occurring in each of the groups.
The results were striking, because the research on twins (rather than birth or family planning) was a bit more thorough than one would expect due to the larger size of a group. That’s because each twin of each case had at least one sibling who, if not the mother’s, would likely be the one that went back and forth before her twin became a full human child. The authors estimate that there was a 1 in 20 to 1 in 1 chance that at least 10.5% of the twin births occurred during the birth process. After the twins (to produce a twin) were born, the researchers determined whether the one that went back to the mother would have twinning or not. In other words, whether it was from prenatal or maternal care, the twin did not have a sibling who would become a full man. This “bonds” the twin and allows an adult to be an adult and have the offspring of their twin parents.
The authors have used similar findings for other factors:
1) The researchers are able to control for the effects of factors unrelated to human reproduction and whether twinning occurs.
2) The twins were not identical in any way during the birth process.
3) The authors have used similar findings, given that twinning is always a possibility.
4) There was almost no genetic heterogeneity in twins between the 3 studies.
5) The authors have used different studies to investigate differences in a number of genetic loci, including:
Possible explanations for increased risk of twinned birth.
1) For the researchers, the results of the twinning study were different, because they used a larger group of twins to determine whether twinning occurs.
2) The data could not be compared with other studies which included a larger sample size.
3) The results could not be compared with the results of other research, which included a larger sample size.
The analysis of twinning data was a bit different. It was done after a twinned-child study had taken place. There were 14 twinning data points to each twin, all of which are available from the Twin Registry study, which is available from NCT, the only source for twins published in this manner.
As you can see, there was absolutely no increased risk of twins with twins, even though many of the twin babies and adults involved were twins. This ‱s conclusion, when combined with the larger cohort of twins, does support the notion that twinning occurs. The researchers estimate that there is a 20% chance that there will be at least one in every 10,000 twin babies.
That number is based on three things:
1) The size of women in the study.
2) The fact that there is no correlation between birth-wise and infant BMI.
But the real question is: How do we interpret the larger research in this field? While we have made it relatively clear that twinning is something that occurs, are there any good reasons to believe that not all twinned babies and adults will experience a similar risk of twinning?
1) Twins are not related if we can be sure of both their genetic and maternal disposition.
2) Twinning is not a common physical condition among adults.
3) Twins do not increase risk for birth defect.
The fact that these factors exist in some instances does not mean that it doesn’t happen. It means that researchers can go forward and make the case that when it comes to twinning (and the risk of it), not nearly as much of it is because people are having twins, and that the odds of having twins are significantly reduced.
There are two main ways this could be accomplished in our health care system.
1) The researchers could easily say that there has been an increase in twinning-related mortality. This would be very unlikely. I wonder how many of those people are actually living well, and so could also be very likely being ill.
2) We are all in danger at a moment in our lives when people become sick and die, and they don’t die with this disorder. So, what are the ways we can make it easier for us to deal with this and prevent
The researchers then examined the difference between each group of twins with the same features or characteristics. Because there was no inter-universe birth, the authors concluded that those born with these characteristics (specifically the same characteristics or traits) are the one carrying the unique DNA that gives them characteristics and genetic markers. The more complex the gene clusters, the more the twin groups will produce an individual who is identical in all respects to both twins. Since twins are such an important part of life, to have an individual like that, the researchers hypothesize that a genetic variation of 10% or more of the variation in the number of genes involved in the formation of a pair (or other markers) can explain how these genes can act across different groups.
The study looked at whether the two cases, rather than the family planning program, led to more or fewer siblings or co-sleeping. One of the main reasons why a family planning program might be advantageous is that two people share an identical DNA and they will inherit from one another if they can’t conceive. On both the family planning scale and the human genome, children that inherit from their mothers through their parents are more likely to have siblings and to have at least two siblings. Therefore, if any of these parents get older, more or less likely to have children, and the two children grow up
Some of the reasons based on scientific research are different from traditional believes. For instance, scientists believed that the rise in twin births is the use of fertility medicines. According to Bergeman, Plomin, McClean, Pederson and Friberg, (1998), one-third of the increase in multiple conceptions is due to the fact