A change of the DNA sequence within a gene or chromosome of an organism resulting in the creation of a new character or trait not found in the parental type is referred to as a(n) _________.

alteration

mutation

survival trait

genetic sequence

Question

A change of the DNA sequence within a gene or chromosome of an organism resulting in the creation of a new character or trait not found in the parental type is referred to as a(n) _________.

    alteration

    mutation

    survival trait

    genetic sequence

anonymous · Answer

mutation

anonymous · Answer

A gene mutation is a permanent change in the DNA sequence that makes up a gene. Mutations range in size from a single DNA building block to a large segment of a chromosome. Acquired (or somatic) mutations occur in the DNA of individual cells at some time during a person’s life. These changes can be caused by environmental factors or occur if a mistake is made as DNA copies