Answer: The literal reason would be because our ancestors did. The ancestors of all modern mammals had five digits on each limb up to 360 million years ago.
Explanation:
The folded-fiber model describes<span> how a chromatin fiber becomes a </span>mitotic chromosome<span>. Ernest DuPraw proposed the </span>folded-fiber model<span> after he had made many observations of metaphase </span>chromosomes<span>.</span>
In order for a genetic mutation in a species in result in the formation of new species what must occur. The new species must be unable to breed with the original species. What is the purpose of DNA polymerase.
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