The majority of the world's people become lactose-...  ...o drink milk all their lives. Why? It's a case of genetic mutation , in which an adult continues to produce lactase,...  ...t digests the milk sugar lactose. But why did the mutation become so prevalent in the population so quickly...  ...ion so quickly (...

Ken Morrish of Colaton Raleigh, Devon, England pic...  ...Delicious. It is extremely rare. It is an extreme mutation . 'There has been the occasional case of this t...  ...rey, said it was probably the 'result of a random genetic mutation '. 'This is known as a chimera where one of the...

A rare yellow lobster was caught off the coast of...  ...eir appearance of having been boiled, caused by a genetic mutation and is as rare as 1 in 30 million:New England Aqu...  ...m director of research Michael Tlusty said a rare genetic mutation produces yellow lobsters. Life isn't easy for suc...