Compare and contrast the skin cell and the blood cell

The skin is made up of four different kinds of cells which are:

Keratinocytes: They form tight junctions with the nerves of the skin.

Melanocytes: These are the pigment producing cells.

Langerhans cells: These are the immune cells of the skin.

Merkel cells: They show some sensory responses.

The blood cell is made up of different cells which are:

White- blood cells: These provide the body with immunity and helps to fight diseases. There are different types of white blood cells which perform various immune functions.

Red-blood cells: Red-blood cells are involved in the travel of oxygenated and de-oxygenated blood.

Platelets: These help in the formation of clots and to stop bleeding during an injury.

your answer is "the 1950's"