Assertion: y chromosome | /r/HasProperty | needed
Facets:
value: unlike that in drosophila
type: OTHER
Source sentences:
text: In 1959, C. E. Ford and his team, in the wake of Jost's experiments, discovered that the Y chromosome was needed for a fetus to develop as male when they examined patients with Turner's syndrome, who grew up as phenotypic females, and found them to be X0 (hemizygous for X and no Y).
text: There is good evidence that the Y chromosome in humans, unlike that in Drosophila , is necessary (but not sufficient) for maleness.