There are about 40 phonemes, or sound units, in English, thanks to the many ways that the 26 letters of the alphabet can be used and arranged. For instance, the phoneme or sound /f/ can be spelled using the letters f, ff, or ph.
(January 2017) A biointerface is the region of contact between a biomolecule, cell, biological tissue or living organism or organic material considered living with another biomaterial or inorganic/organic material. The motivation for biointerface science stems from the urgent need to increase the understanding of interactions between biomolecules and surfaces.
BioPreferred is a registered trademark and term used by the United States Department of Agriculture (USDA) to characterize minimum levels of biocontent required in commercial or industrial products for purchases made by all federal agencies and their contractors.