Question

which statement about thomas hunt morgan’s conclusion is true?
○ traits like white eye color in fruit flies are recessive traits that are linked to the y chromosome.
○ traits like white eye color in fruit flies must be linked to both x and y chromosomes to be expressed.
× traits like white eye color in fruit flies are dominant traits that are linked to x chromosomes.
○ traits like white eye color in fruit flies are linked to the x chromosome.
retry

Explanation:

Thomas Hunt Morgan's work on fruit flies showed that white eye color is a recessive trait linked to the X chromosome (not Y, not both X and Y, and not dominant). The correct statement is that such traits are linked to the X chromosome.

Answer:

Traits like white eye color in fruit flies are linked to the X chromosome.