Development is the process by which a fertilized egg, or embryo, generates the cells, tissues, and organs of a new individual and assembles them into their proper form. Evolution produces the body ...

Body axis specification – the process that establishes directional organisation in animals, such as head-to-tail alignment – ...

Scientists found that fruit fly embryos can develop through multiple genetic paths, not just one. This challenges traditional ideas.

The mammalian OGT gene is located on the X chromosome, and it is known to be essential for early development ... in the journal PLOS Genetics. Embryos with milder OGT mutations survived, but ...

The findings help elucidate what happens during the earliest periods in development. “I was always interested in how cells decide their fate,” Zernicka-Goetz said. In the mouse developing embryo, she ...