Answer:
Increased myelination of the central nervous system
Explanation:
According to my research that is based on the findings of different biologists Ella's new ability to cut the paper dolls with scissors can be accredited to an Increased myelination of the central nervous system. Myelination is an anatomical term that explains the steps of generating a myelin sheath around a nerve to allow nerve impulses to move more quickly. Thus improving a persons dexterity.
I hope this answered your question. If you have any more questions feel free to ask away at Brainly.
