Change in the base sequence within a gene is called

The correct answer is Mutation.

• A mutation is a change in a DNA sequence.
• Mutations can result from DNA copying mistakes made during cell division, exposure to ionizing radiation, exposure to chemicals called mutagens, or infection by viruses.

Important Points

• Cloning:
  • Cloning is the process of generating a genetically identical copy of a cell or an organism.
• Fission:
  • In the process, the parent organism starts the process by the division of its body into two. each part with a nucleus.
  • Example: Amoeba
• Breeding:
  • The mating and production of offspring by animals are called breeding.