Every human life begins as a cluster of cells that soon face critical decisions. Within weeks, those cells must choose their fates – some forming the nervous system, others the gut, heart, or muscle.
For decades, scientists knew the outlines of…
Every human life begins as a cluster of cells that soon face critical decisions. Within weeks, those cells must choose their fates – some forming the nervous system, others the gut, heart, or muscle.
For decades, scientists knew the outlines of…