Answer:

Types of Point Mutations

Substitution. A substitution mutation occurs when one base pair is substituted for another. ...

Insertion and Deletion. An insertion mutation occurs when an extra base pair is added to a sequence of bases. ...

Cystic Fibrosis. ...

Sickle-Cell Anemia. ...

Tay-Sachs.

There are three types of point mutations: deletions, insertions, and substitutions. Deletions occur when a nucleotide is deleted. Insertions happen when a new nucleotide is inserted into the genome. Substitutions happen when a nucleotide is swapped for another nucleotide.