A mutation that reverses the effect of a primary mutation and restores the function of a gene is called a

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A suppressor mutation is a mutation that restores the function of a gene by cancelling out the effects of a previous mutation. It can occur at the same site as the original mutation or at a different site in the gene or in another gene that interacts with the original gene. This type of mutation can be natural or artificially induced and may provide insights into the functional relationships between genes and proteins. Choices A, B, D, and E do not specifically describe a mutation that reverses the effect of a primary mutation.

A Mutation That Reverses the Effect of a Primary Mutation