Opal or sperm?

2005/12/01 Elhuyar Zientzia Iturria: Elhuyar aldizkaria

• Biologia

Germ cells are precursors of sexual cells and become ovules or sperm cells in the development of the embryo. The researchers try to clarify how they make the decision to become one or the other and, as some biologists have explained, they are helped by other cells, using for it a lot of reactions called JAK/STAT.