Glossary - pbs, Acquired trait: a phenotypic characteristic, acquired during growth and development, that is not genetically based and therefore cannot be passed on to the next. Mutation - wikipedia, the free encyclopedia, In genetics, a mutation is a change of the nucleotide sequence of the genome of an organism, virus, or extrachromosomal genetic element. mutations result from. Mutation in pten gene can cause cancer and autoimmune disease, Although it has been known that a mutation in both copies of the pten tumor suppressor gene impairs a cell's ability to program its death, researchers have found that.
News archive - whitehead institute for biomedical research, Genetic mutation increases risk of parkinson’s disease from pesticides. november 27, 2013. a team of researchers from whitehead institute and sanford-burnham. Science and technology news - new scientist, Latest science and technology news from new scientist magazine. Mutation, mutagens, and dna repair - personal web pages, I. introduction: definitions and mutation rates. we have been using the term 'mutation' pretty loosely up to this point in the coursenow we need to define it more.