DNA loss and evolution of genome size in Drosophila.

Abstract excerpt

Mutation is often said to be random. Although it must be true that mutation is ignorant about the adaptive needs of the organism and thus is random relative to them as a rule, mutation is not truly random in other respects. Nucleotide substitutions, deletions, insertions, inversions, duplications and other types of mutation occur at different rates and are effected by different mechanisms. Moreover the rates of...

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