There are lots of different characteristics between normally functioning cells and cancerous ones. Cancer cells are a clump of many harmful cells that multiply and divide, whereas healthy cells don't clump as largely. They also differ in shape and size. Cancer cells have a larger and darker nucleus and they also have an abnormal amount of chromosomes.
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If you need any more info let me know and I can give you more differences. These are just the basic differences.
A. physical, social, and mental/emotional
hope this helped
Nervous system since the brain is a part of the nervous system.
It gives a chance for your muscles to get ready and give more of “ no pain “ because you already got prepared
