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.
DNA (Or DeoxyriboNucleic acid) was never invented; it has existed on earth for as long as life has been present, though people did find out about it eventually. The shape of â¦ DNA was discovered in 1953 by Francis Crick and James Watson. DNA was discovered to be the genetic material in the 1944 by Avery and coworkers.NA (Or DeoxyriboNucleic acid) was never invented; it has existed on earth for as long as life has been present, though people did find out about it eventually. The shape of â¦ DNA was discovered in 1953 by Francis Crick and James Watson. DNA was discovered to be the genetic material in the 1944 by Avery and coworkers.