Answer:
The DNA of the egg cell.
Explanation:
Mutation may be defined as the inheritable, sudden change in the DNA sequence of the organism that can produce a specific genotype and phenotype in an individual.
Germ line mutation may pass from parents to their offspring. The female wasp after one year locates the prey by smell. This mutation must have occurred in the DNA of the egg cells. This mutation has been pass down to the female offspring and appeared in the population.