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 is the scientist that is usually credited with the discovery of the cell. He was the first to use the word cell, because the first cells he observed looked similar to monkâs cells. He observed cork cells and published his findings in a book called Micrographia in 1665.round the same time as Robert Hooke, a Dutch scientist Antonie van Leeuwenhoek, also observed cells with his improved microscope. He is now known as âthe father of microbiologyâ and was the first to observe a live cell under a microscope.