
HealthJune 1, 1999
How the Body Tells Left from Right
The precise orientation of our internal organs- and those of all other animals with a backbone -is controlled in part by proteins that are produced on only one side of an embryo

How the Body Tells Left from Right
The precise orientation of our internal organs- and those of all other animals with a backbone -is controlled in part by proteins that are produced on only one side of an embryo