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You probably share about 50% of your DNA with a sibling. Theoretically, it could be as low as 0 (though that is extremely unlikely). Identically twins share 100%. You always share close to 50% with each parent. But if you are male, you actually have a slightly higher percentage from your mother (because the X chromosome is larger than the Y).

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12y ago
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13y ago

anywhere from 0% to 100%. but on average, you share 50% of your DNA with your siblings.

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14y ago

100% the same DNA. They come from the same fertilized egg that's just split so they will share all the same chromosomes.

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12y ago

Perhaps as little as 1/16, but under some nephew/uncle relationships as much as 1/8 relatedness.

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14y ago

23 shared cells

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14y ago

50

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11y ago

0,25

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Q: What percentage of DNA do identical twins share?
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Is the DNA in twins the same?

if they share 1 heart then yes they do. but if they have different hearts then they do not


Are rex and rob ryan identical twins?

Yes, Rex and Rob Ryan are identical twins. They both have similar physical features and share the same DNA.


Why do you think identical twins were more alike than fraternal twins?

Fraternal twins share most of their genetic material, by virtue of having the same parents. Identical twins, however, by definition share 100% of their DNA. This means, for example, that identical twins cannot ever be one of each gender, as fraternal twins often are.


Can brothers and sisters share the same DNA?

No, unless they are Identical Twins. Normal siblings will on average share 50 percent of their genetic material, since they get half of their chromosomes from their mother and half from their father.


Identical copies of DNA?

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Is the DNA from identical twins identical What about fingerprints?

There are differences in both DNA and fingerprints.The Claim: Identical Twins Have Identical DNA


Can two brothers with same genotype and blood group share the same DNA lab test?

Only identical twins from the splitting of the single ovum ( monozygotic) have identical DNA


Are there people with identical DNA aside from identical twins?

They have as much chance of having twins as anyone else, regardless of who their partner is.


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.


Are twins born with different DNA?

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


Will identical twins have the same DNA-fingerprinting?

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How identical twins can be different when they have the same DNA?

Because they separated into separate beings early in the cell division process. After that, a quadrillion factors are involved in the minuscule differences all along the development process. This is how they become different people.