释义 |
DictionarySeemutationnull mutation
null mutation1. A change in DNA or RNA that does not result in any change in the protein product or content of a cell.2. A change in a nucleotide that results in the complete failure of protein synthesis by a cell.See also: mutationnull mutation A mutation that eliminates the function of the affected gene. In many cases the null mutation is a complete deletion of the gene.LegalSeeMutation |