Identical-twins sentence example
In fact, only identical twins will ever possess all the same antigens.
Fraternal twins are much more common than identical twins.
Identical Twins - The random occurrence of an egg splitting in two after fertilization produces identical twins.
Mirror Twins - Identical twins whose features mirror each other are known as mirror twins.
Is there really a bond that is found in identical twins?Advertisement
Genetic research of identical twins actually supports this theory.
The chance of conceiving identical twins is approximately one in 285, while the chance of conceiving fraternal twins is around one in 80.
This phenomenon is usually attributed to the timing of when the fertilized egg was split and may be identified in nearly 25 percent of identical twins.
It is important to remember, however, that while identical twins do share the same DNA makeup, they are separate individuals with separate emotions and personalities.
The titles identical and fraternal have nothing to do with outward features, and some fraternal twins tend to look even more alike than identical twins do!Advertisement
Anyone who has been around twins has heard of twin speak, a special form of communication that many identical twins share.
Sleepwalking also happens much more frequently in identical twins than in any other group.
The cause of TA is unknown as of the early 2000s but may involve genetic factors, as the disease has been reported in identical twins.
About 30 percent of identical twins have this classification, and each twin has its own chorion, amnion, and placenta.
Approximately 68 percent of identical twins are in this classification, and they have a mortality rate of 25 percent.Advertisement
Only 2 percent of identical twins are in this classification, and they have a mortality rate of greater than 50 percent.
Family members of schizophrenics are ten times more prone to schizophrenia than the general population, and identical twins of schizophrenics have a 46 percent likelihood of having the illness themselves.
Twin studies have shown that both of a pair of identical twins experience enuresis more often than both of a pair of fraternal twins.
Similarly, studies of families and identical twins with Chiari malformation show that the malformation occurs more often in these families than in families in which no member is affected.
Children of left-handed parents have a 50 percent chance of being right-handed and 18 percent of identical twins differ in their handedness.Advertisement
Further evidence for a congenital link to shyness is found in studies that show that identical twins (who have identical genes) are more likely to be shy than fraternal twins (who are no more alike than other siblings).
Since identical twins are identical down to their DNA, not only will they look alike, they may act alike too.
This is why identical twins have different fingerprints.
The majority of twin births result in fraternal twins as identical twins make up just 0.4 percent of live births.