jg200567 jg200567

21-05-2021
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5. Name the two types of twins and describe how they are formed.

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simplyinsanity120 simplyinsanity120

21-05-2021

Identical/Monozgonic-one fertilised egg (ovum) splits and develops into two babies with exactly the same genetic information.

Fraturnal/Dizygotic-two eggs (ova) are fertilised by two sperm and produce two genetically unique children.

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