Definition of evidence. 1a : an outward sign : indicationb : something that furnishes proof : testimony; specifically : something legally submitted to a tribunal to ascertain the truth of a matter.
Fifty years ago, James Watson and Francis Crick announced to patrons in a Cambridge pub that they had just discovered the secret of life. Their discovery was that the DNA double helix explained how cells divide and develop.ifty years ago, James Watson and Francis Crick announced to patrons in a Cambridge pub that they had just discovered the secret of life. Their discovery was that the DNA double helix explained how cells divide and develop.
Hookeâs Discovery of Plant Cells. Hooke looked at the bark of a cork tree and observed its microscopic structure. In doing so, he discovered and named the cell â the building block of life. He thought the objects he had discovered looked like the individual rooms in a monastery, which were known as cells.Hooke did not discover the true biological function of cells. Plant cells, discovered, named and drawn by Robert Hooke.e thought the objects he had discovered looked like the individual rooms in a monastery, which were known as cells. Hooke did not discover the true biological function of cells. Plant cells, discovered, named and drawn by Robert Hooke.