Zoology - Molecular Basis of Inheritance Question with Solution | TestHub

Point mutation is also called gene mutation, which can be defined as change in single base pair of DNA. Example - Sickle cell anemia in which GAG (Glutamic acid) is replaced by GUG (Valine) . Alteration in DNA sequence can be defined as Mutation. Deletion and addition of segment of DNA are a type of chromosomal mutations (specillay chromosomal abberations.)