Skin, because you have the skin on your hands and body so, you will be touching with you skin.
The human skin is not replaced every 40 days. It is believed that the skin is replaced on average every 35 days.
Skin
Yes. The outside layer is dead, but when they fall off, it's replaced by the skin underneath it.
It is possible that your skin would get too dry and crack. Some people with Obsessive Compulsive Disorder who wash their hands continually will get such problems.
The outer layer of skin, called the epidermis, is completely replaced about every 35-57 days. This process is known as skin cell turnover or regeneration. New skin cells are constantly being formed at the bottom of the epidermis while old skin cells at the surface are shed.
He was prone to skin infection and often wore kid gloves to protect his hands.
Yes
skin is thicker on your feet
its called a skin graft
Shed and replaced. This is a continuous process known as skin cell turnover, where dead skin cells are shed and new ones are generated to maintain healthy skin.
Mitosis occurs more often in the cells of adult person's skin compared to adult person's teeth. Skin cells are continuously dividing and regenerating, whereas the cells in adult teeth stop dividing once they are fully formed.