Resultado de búsqueda
Hace 17 horas · Jack Williamson used the term in his science fiction novel Dragon's Island, published in 1951 – one year before DNA's role in heredity was confirmed by Alfred Hershey and Martha Chase, and two years before James Watson and Francis Crick showed that the DNA molecule has a double-helix structure – though the general concept of direct genetic manipulation was explored in rudimentary form in ...
Hace 17 horas · Rishi Sunak has been criticised for being absent for part of the D-Day ceremonies in Normandy yesterday - and instead defended himself against accusations of being a liar over his £2,000 tax ...
