Science
Hidden DNA fragment the ‘trigger switch’ for male development – EurekAlert
Biology textbooks may need to be re-written, with scientists finding a new piece of DNA essential to forming male sex organs in mice.
IMAGE: Left, XY mouse lacking Sry-T, that developed as female. Right, XX mouse carrying Sry-T transgene, that developed as male.
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Credit: Makoto Tachibana, Osaka University.
Biology textbooks may need to be re-written, with scientists finding a new piece of DNA essential to forming male sex organs in mice.
An international research collaboration with The University of Queensland found the Y-chromosome gene that makes mice male is made up of two different DNA parts, not one, as sci…
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