Trich won't damage your cells.
Nerve cells are different from other cells. In other cells they have a cell wall cell membrane nucleus lisozomes etc. but nerve cells dont have the information nor the ability to heal as well as normal cells do. it all depends on the extent of the damage
you can kill some brain cells with each and every drink you take brain damage can occur after just weeks of heavy drinking.
They will not damage your hair if they are installed properly and as long as you take care of them.
until the cells run out of oxygen
3 to 6 months. Stays in the fatty cells and hair cells.
20 minutes
A day
because if we will not take care of our health,germs enter the body and damage cells and we wil fall sick
Depends on the place
~24 hours
20 Minutes
all living cells, except sperm and egg cells until they join. Also some cells take a very long while to divide