Question

Individuals who acquire a health condition with no prior family history of that condition may have had exposure to a(n) – factor that caused a(n) – mutation. These mutations alter the chemical – that turn genes on or off.

Answer 1

The correct answers would be, Environmental, Epigenetic, Switches.

Explanation:

Individuals who acquire a health condition with no prior family history of that condition may have had exposure to an Environmental factor that caused an Epigenetic Mutation. These Mutations alter the chemical switches that turn the genes on or off.

The physical structure of the DNA is changed or altered by the Epigenetic Mutation. For example the DNA methylation, which is an addition to the methyl group, and prevents specific genes from being expressed.

Learn more about Epigenetic Mutation at:

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