If we cut our skin , it can regenerate but after a brain stoke or brain injury we can't replace neurons .why? What might be the evolutionary significance of this? (For 3 marks ques.)

If we cut our skin , it can regenerate but after a brain stoke or brai

1.	If we cut our skin , it can regenerate but after a brain stoke or brain injury we can't replace neurons .why? What might be the evolutionary significance of this? (For 3 marks ques.)
Answer» If we cut our skin , it can regenerate but after a brain stoke or brain injury we can't replace neurons .why? What might be the evolutionary significance of this? (For 3 marks ques.)