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The impact of ionizing radiation on genetic change is well established, yet the extent to which naturally occurring radiation fields have influenced evolutionary trajectories remains incompletely understood. This study examined correlations between microbial evolution and the radiation and geochemic…
Charles Darwin's exploration of the Galápagos Islands in 1835 and his subsequent formulation of the theory of evolution in 1839 were significantly influenced by his observations of land-birds, including finches, larks, owls, and mockingthrushes. Despite a primary focus on geology during his voyage o…
A new type of mutations-dominant lethals with a facultative manifestation -were discovered in D. melanogaster in 2000. These mutations were named conditional mutations. Under restrictive genetic conditions, the mutations manifest themselves as dominant lethals, whereas dominant lethality disappears…