The external layer of the human skin is called the epidermis and it replaces itself approximately every 27 days through shedding, which is known as exfoliation. Only this outer or surface layer of skin is replaced during the exfoliation process.
Gregor Mendel, the Moravian Augustinian monk who founded the modern science of genetics. Mendelian inheritance is a type of biological inheritance that follows the laws originally proposed by Gregor Mendel in 1865 and 1866 and re-discovered in 1900. These laws were initially very controversial.
Robert Hooke (1635-1703), an  Englishman, first discovered the cell in 1664 while  examining a slice of cork under a microscope. Hooke observed that  a slice of cork is m â¦ ade up of tiny honey-comb like compartments,  arranged one on top of the other. He called these compartments '  CELL '.e gave cells the name cells because he looked at a cork underneath a microscope and he thought it looked like the Monk's cells.