The process of cell division whereby the chromosomes are duplicated and distributed equally to the daughter cells is called mitosis. The cells stretch out when you get a wound and explode, that is why you have blood but then when more cells are formed it gets tightly together and closes up the wound in which then separates to make more cells.
Answer: An external factor caused damage to the nerve cells. However, the injection of new cells into the injured area prompted a beneficial change. The injured cells received proteins that decreased inflammation and pain in the mice.
There are so many examples for that in different areas, like biology experiment carried out in our lab recently.
Here's one linhttps://www.creative-biogene.com/support/Lentiviral-Vectors-the-Application-for-CAR-T-Therapies
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Resident 1 is to give the most valid results.
Answer:
materials move against a concentration gradient