A look at the brains of an endangered spiny rat off the coast of Japan could illuminate the subtle genetic influences that stimulate a mammal's cells to develop as male versus female in the absence of a Y chromosome.
What causes rats without a Y chromosome to become male?
A look at the brains of an endangered spiny rat off the coast of Japan could illuminate the subtle genetic influences that stimulate a mammal's cells to develop as male versus female in the absen..
