About twins and multiple births
There are two types of twins – identical (monozygotic) and fraternal (dizygotic). To form identical twins, one fertilised egg (ovum) splits and develops two babies with exactly the same genetic information.
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Most twins are fraternal or identical, but there are additional subtypes, including mirror twins and conjoined twins, that are rare.
Mar 14, 2023 · Fraternal and identical are the most common types of twins. Other types include conjoined twins, half-identical twins and others.
Aug 24, 2022 · The two most common types of twins are dizygotic (fraternal) and monozygotic (identical). Learn more about them and what may possibly cause ...
Aug 3, 2023 · More than 70% of twin pregnancies are fraternal twins, with the majority of other types of twins being identical. Twins—like conjoined, ...
Types and zygosity edit · Dizygotic (fraternal) twins edit · Monozygotic (identical) twins edit · Polar body and semi-identical twins edit.
Feb 23, 2022 · The main types of twins are fraternal twins and identical twins. Most twins are born healthy, but a twin pregnancy can mean a higher chance of ...
Oct 1, 2019 · Fraternal twins are as similar as siblings are; identical twins share many common traits including gender, blood type, and physical appearance.
Identical (monozygotic) twins happen when a single egg (zygote) is fertilised. The egg then divides in 2, creating identical twins who share the same genes.