Multiple choice

A particular gene in drosophila got mutated and new phenotype is formed. Again the same gene underwent mutation and wild type phenotype is restored. This phenomenon is known as _________.

  1. epistasis

  2. gene conversion

  3. gene attenuation

  4. intragenic suppression

  5. gene imprinting

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

A second mutation within a mutant gene that results in an apparent restoration of the original phenotype.