point mutations and chromosomal aberrations. In point mutations, one base pair is changed. The human genome, for example, contains over 3.1 billion bases of DNA, and each base must be faithfully ...

Understanding the material basis of adaptive evolution has been a central goal in biology dating back to at least the time of ...

Scientists report adaptive divergence in cryptic color pattern is underlain by two distinct, complex chromosomal rearrangements, where millions of bases of DNA were flipped backwards and moved from ...

An example of a balanced structural change ... after a multitude of unbalanced chromosomal mutations have taken place. Rowley, J. D. A new consistent chromosomal abnormality in chronic myelogenous ...

"Our findings suggest chromosomal rearrangements might be more widespread and more complex than we previously thought." He says these mutations, despite being large, are easy to miss using ...