Why wasn't dolly a true identical clone?

Answer

The four new Dolly-sheep are not Dolly, just as she wasnt the original ewe whose mammary cell nucleus was used in her manufacture. They arent even 100% alike since Dolly came from a different egg than her clonesmeaning the donor and clones have different mitochondrial DNA.

Q&A Related to "Why wasn't dolly a true identical clone"

Why wasn't Dolly the sheep the perfect clone?

it's hard to clone dna near the center of the chromosomes - that might be one reason. Also mutations happen spontaneously all the time and are very hard to control - even if we started

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Wikipedia on Ask.com

Cloning

Cloning in biology is the process of producing similar populations of genetically identical individuals that occurs in nature when organisms such as bacteria, insects or plants reproduce [[Asexual...