Why are we twins?
Photo: Twinsworld
There are two possibilities for twins: One is fake twins, or another is twins. The second case is true twins, or twins with eggs.
Fake twins mean that two separate eggs of a mother are lost at the same time and fertilized with two different sperms of the father.
Two zygotes will be formed and developed into two different embryos. The two children born can be of the same gender or opposite sex and are only the same as two siblings.
The real twin case is when a fertilized egg suddenly splits in half at the beginning of the developmental period, each half will develop into an embryo and then form two children.
Two twins with eggs will be completely identical in sex, in shape and blood type, about antigens . In many cases their parents cannot distinguish the difference between the two children. .
Not only twins but also triplets, births, births and births 6.
- True stories about twins
- Interesting things about twins that you may not know yet
- Thousands of twins
- Twins are still different in their genes
- What happens when the twins' children get married?
- Twins often live long
- Miraculously twins are born 24 hours apart
- The truth about the mysterious relationship between twins
- Video: Twins kick together to win space in the womb
- Found twins in humans
- Detecting strange twins
- Identification solution for twin crimes