Weathering and erosion. Weathering is the process where rock is dissolved, worn away or broken down into smaller and smaller pieces. There are mechanical, chemical and organic weathering processes.
What is trinucleotide repeat disorders? A class of genetic diseases that causes expansion of the number of trinucleotide (three base repeats of CG-rich units) within a gene sometimes associated with deleterious consequences.
Huntingtonâs disease belongs to a class of inherited neurological disorders that are caused by the presence of a polyglutamine expansion in apparently unrelated proteins. In Huntingtonâs disease, expansion occurs in the huntingtin protein.