Related Words

Open PHO: A type of physician-hospital organization that is available to all of a hospital's eligible medical staff.

Phosphate Group: A chemical group composed of a central phosphorous bonded to three or four oxygens. The net charge on the group is negative.

Phosphate: 1. The PO4-3 ion. 2. A compound containing the PO4-3 ion.

Phonology: According to Algeo, 'The units of sound (phonemes) of a language with their possible arrangements and varieties of vocal expression' (329). More generally, the study of sounds and sound-syst . . . View Full Definition

Phosphoglyceraldehyde (PGAL): A substance formed from PGA during the dark reaction of photosynthesis. Some PGAL leaves the cycle and can be converted to glucose, while other PGAL molecules are used to reform ribulose bi . . . View Full Definition

Phosphoglycerate (PGA): A three-carbon molecule formed when carbon dioxide is added to ribulose biphosphate (RuBP) during the dark reaction of photosynthesis (Calvin, or Calvin-Benson Cycle). PGA is converted to PG . . . View Full Definition

Phospholipids: Asymmetrical lipid molecules with a hydrophilic head and a hydrophobic tail. Lipids with a phosphate group in place of one of the three fatty acid chains. Phospholipids are the building bloc . . . View Full Definition

Phospholipid Bilayer: In an aqueous environment phospholipids can form a two-layered 'sandwich' with the hydrophobic lipid tails on the inside and the hydrophilic phosphate heads facing outward. These bilayers ar . . . View Full Definition

Phospholipid: An ester of glycerol with two fatty acids and phosphoric acid (H3PO4) or a derivative of phosphoric acid group (like H2PO4CH2CH2N(CH3)3). Phospholipids have a hydrophilic head (the phosphate . . . View Full Definition

Phonolexis: A term coined by philip davies roberts to describe 'meaning conveyed through phonemic connotation limited to speakers of a particular language' (how poetry works: the elements of english poe . . . View Full Definition