In fruit flies, an X chromosome carrying the allele for white eyes is transferred from a male to a female of the next generation and in the next generation is transmitted back to the male again. This is called:

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This is an example of crisscross inheritance, where the trait is passed from a male to a female and then from that female back to a male in the next generation. This is because the trait is carried on the X chromosome, which is passed down from mother to offspring in a sex-linked inheritance pattern. Morgan inheritance refers to the experimental work done by Thomas Hunt Morgan on fruit flies, but it does not specifically refer to this pattern of inheritance. Incomplete penetrance and epistasis refer to different genetic concepts unrelated to this scenario.

In Fruit Flies, an X Chromosome Carrying the Allele for White