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Determining zygosity of twins

Determining zygosity of twins

Determining the zygosity of twins can establish whether or not they are identical or fraternal. Identical twins are formed from a single fertilised egg, which went on to split into separate embryos. This means that the siblings’ DNA is exactly the same and they are...
Can you do a DNA test on an unborn baby?

Can you do a DNA test on an unborn baby?

Can you do a DNA test on an unborn baby? Is prenatal testing safe and accurate? Read our expert guide to find out more… Can you do a DNA test on an unborn baby? Prenatal DNA tests mean it is now possible to resolve any doubts about a child’s paternity before...