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Because they might be enviromentally varieted . So they might have been born identical, but as they grow up they have different diets, take different amounts of exersize, and live in different environments (pollution could affect their health).

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12y ago
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15y ago

Because they're "identicle" and not identical.

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14y ago

They can have different personalities. I hope I helped!!!!

~CoPz LoVeR~

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11y ago

The expression of genes may be modified by environmental factors.

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12y ago

Not all twins look alike.

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Q: Why does some identical twins appear different from one another?
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Related questions

If I had identical twins 3 years ago what are my changes of having another set of identical twins?

The same as when you had the first set of identical twins.


Are Brittany and Cynthia Daniel identical twins or fraternal twins because they look a bit different from one another?

FRATERNAL


Who are clones fraternal twins or identical twins?

Identical twins, due to the fact that the one fertilized egg splits, have identical DNA. Fraternal twins, since they are from separate eggs, have different DNA.


What does fraternal twins and identical twins have in common?

Identical twins are twins that develop from same egg. These twins have same genome, also they have same physical appearance with minimal differences.


Are paternal twins identical?

I dont think there is such a thing as paternal twins...perhaps you are thinking of fraternal twins. In that case, they are not identical twins, they do not look the same and they can be different sexes.


Why wont the babies look the same if identical twins have babies with identical twins?

Because the mother identical twins each have a different husband . . . half of his characteristics show up in their babies.


Do identical twins develop from two different eggs that are fertilized by different sperm?

No, fraternal twins do.


Are twins born with different DNA?

Yes EVERYBODY has different DNA even if you are identical twins.


Why Can fraternal twins be different gender but identical twins are always the same gender?

fraternal twins have two different chromosomes


What is the name for twins that look different?

Paternal Non-Identical fraternal twins


What is the difference btween identical twins and fraternal twins?

Identical twins are the result of a single fertilized embryo splitting in two at an early stage and forming two viable embryos. As such, identical twins have identical DNA. Fraternal twins are the result of two distinct fertilized embryos being viable. As such, they have different DNA. They could even be different sexes.


Do identical twins have the same eyes?

Not always. Even identical twins will experience some differences in development before birth. However, it is unlikely that the shape of twins' ears would be radically different, even in most fraternal twins.