diversity remained the same but the micro biome is not the only interesting fact here and we had it from gunnell wanted to know why some pregnancies result in twins. twins are 2 children of the same mother and father who were born in short succession at the end of the same pregnancy. there are 2 kinds of twin categorized by how they are conceived psychotic and dies i gotter. means that one egg is fertilized by one sperm but divides into 2 embryos early on. while developing in the uterus they share the same placenta. the resulting twins are genetically almost identical better same sex and look very very similar. their fingerprints are bit different however. i can have different moles or birth marks on their skin. as i got it twins are the result of 2 separate acts maturing at the same time and being fertilized by 2 separate sperm each embryo here has its own placenta. these twins are genetically different and don't have to be the same sex they're just regular siblings who happened to be born about the same time at the end of one pregnancy. one in 40 births fields 2 ends about a 3rd of the twins a