William Thilly had many job titles during his life: leader of groundbreaking research into human genetic mutations, ...

They can also appear spontaneously during the replication of DNA. Mutations generally fall into two types: point mutations and chromosomal aberrations. In point mutations, one base pair is changed.

Whether spontaneous or induced, mutations generally are a result of large-scale deletions, inversions or translocations of chromosomes, or from point mutations (a type of mutation that causes a single ...

What they found was that every neuron’s genome was unique. Each had more than 1,000 point mutations (mutations that alter a single letter of the genetic code), and only a few mutations appeared in ...