Assertion: testis's germ cell | /r/CapableOf | change their sexual characteristics
Facets:
Source sentences:
text: Several previous reports have described natural and artificial sex reversal induced by exogenous steroids in fish, but they did not clarify whether it was caused by differentiated germ cells changing their sexual characteristics or undifferentiated germ cells within the gonad being recruited to initiate a new course of differentiation (16).