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.

There are many different types of mutations which can arise in DNA. This diagram shows the normal order of the bases for one of the strands in a DNA molecule. Only one of the strands of DNA is ...

The causes of autism can be genetic. Israeli researchers, for example, have found gene mutations that might cause SHANK3 autism, a type of genetic autism that affects one million people worldwide.

To date, around 50 different type of mutations (changes) have been identified throughout the AIP gene, causing the development of a pituitary adenoma. The majority of the mutations change the ...