ASSYMETRY IS PROGRAMMABLE. “Pasteur was probably the first to suggest over 100 years ago that biological systems have chiralic dissymmetric properties and that these properties are important for the functioning of the biological systems. Much later, researchers began to study piezolectric, pyroelectric, and ferroelectric properties of biological materials.”
http://link.springer.com/chapter/10.1007/978-94-011-4094-2_1