Structure And Function Quotes by Michael Behe, Daniel J. Siegel, Paul Berg, Francis Crick and many others.

In Darwin’s time all of biology was a black box: not only the cell, or the eye, or digestion, or immunity, but every biological structure and function because, ultimately, no one could explain how biological processes occurred.
Early experience shapes the structure and function of the brain. This reveals the fundamental way in which gene expression is determined by experience.
Interpersonal experience shapes the mind as it continues to develop throughout the lifespan… Interactions with the environment, especially relationships with other people, directly shape the development of the brain’s structure and function.
That work led to the emergence of the recombinant DNA technology thereby providing a major tool for analyzing mammalian gene structure and function and formed the basis for me receiving the 1980 Nobel Prize in Chemistry.
My own prejudices are exactly the opposite of the functionalists’: “If you want to understand function, study structure”.