Upon strolling on the street, your eyes catch sight of two people who exactly look the same. Did you get stunned for a while? It is natural to get confused at first when you look two persons who share same appearance. When you happen to see such people, you should know that you have seen twins. They are known as identical twins who have same looks and they behave the same. Nowadays, two identical twins are getting married with another pair of identical twins. If you are curious to know more about the identical twins, then glance through the lines mentioned below.
What do you mean by identical twins?
If you go by official term, the identical twins are often known as monozygotic twins. Identical twins are formed from one (mono) fertilized egg which is known as zygote. Now, the fertilized eggs get splitted into two parts soon after a woman gets pregnant. With each day passes by, the zygote develops in two different embryos which share the same genes and same DNA. The interesting part is that the identical twins are born at the same time.
The other type of twin is known as fraternal twins which are also known as dizygotic twins. In the fraternal twins, two separate eggs get fertilized. The fraternal twins do not look exactly the same. Their birth time also varies.
Some exciting facts about identical twins
- Identical twins divide with depend on the hereditary factor. It happens by sheer luck or coincidence.
- The reason of egg splitting is still unknown for the medical researchers. Hence, the cause of the identical twins is still a mystery for people.
- Report states there has been a rise in the identical twins in the last few years.
- The chances of having identical twins seem to be high for women who give birth through the process of In Vitro fertilization.
- The identical twins are either two girls or two boys.
What is Quaternary marriage?
When a pair of identical twins gets hitched with another pair of identical twins, it is known as Quaternary marriage. A marriage of two identical twins is a rare case. Around 250 marriages of identical twins have been happened so far. As per legal and genealogical viewpoint, when an offspring gets married to another, technically, they are considered as first cousins. But, they’re cousins identical cousins, so the DNA of the identical twins cousins world be tough to differentiate from that of the siblings of the same genes. It will not be possible to identify the biological parents in such marriages.
Do identical twins share the same placenta?
Many a time, doctors mistake identical twins as fraternal twins because of two placentas. When the egg splits and the two embryos get implanted separately in the uterus in the early stage of pregnancy, then the doctor declares the individual placentas as the identical twins. Mere by looking at the twins, it is not possible to say whether they are identical twins or fraternal twins. It can be found out by the genetic tests and blood test.
These days, the identical twins having babies with identical twins. To know more about this, you can consult free with the experts of the eminent health care provider.