Did you know there are more types of twin than just identical or fraternal? There are actually 6 types of twins that are extremely rare, and can teach us a lot more about the science of human development. Join Hank Green for a interesting journey into the world of rare twins.
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6 Types of Twins That Are Extremely Rare
Теги
fraternal twindizygotictwinidentical twinmonozygoticDNAfertilized eggmirror image twinembryoembryonic developmentUltrasoundConjoined Twinfission theoryplacentafusion theoryexternal heteropagus twinmutationIVFChimeric Twinvanishing twin syndromeSesquizygotic Twindispermic fertilizationsemi-identical twinhalf-identical6 Types of Twins That Are Extremely Rarerare twinsunusual twinsidentical vs fraternal twinsIVF twinsHank Green