Mutations? Point mutations?

- Mutations are changes in the genetic information of a cell ​ - Point mutations are changes in just one nucleotide pair of a gene​ (two categories: Single nucleotide-pair substitutions​, Nucleotide-pair insertions or deletions​) - The change of a single nucleotide in a DNA template strand can lead to the production of an abnormal protein​ - If a mutation has an adverse effect on the phenotype of the organism, the condition is referred to as a genetic disorder or hereditary disease​ - Different mutations can occur in different ways