mutation pressure वाक्य
"mutation pressure" हिंदी में mutation pressure in a sentenceउदाहरण वाक्य
- Heslop Harrison ( Harrison and Garrett 1926; Harrison 1928 ) suggested that the increase of melanic moths in industrialised regions was due to " mutation pressure ", not to selection by predators which he regarded as negligible.
- The neutral theory of molecular evolution proposed that most evolutionary changes are the result of the fixation of neutral mutations by genetic drift . Hence, in this model, most genetic changes in a population are the result of constant mutation pressure and genetic drift . This form of the neutral theory is now largely abandoned, since it does not seem to fit the genetic variation seen in nature.