a conceptual model of cell membrane and its boundary as a tightly packed double layer of phospholipid molecules interspersed with protein molecules which aid cross-membrane transport
A model that describes the structure of cell membranes. In this model, a flexible layer made of lipid molecules is interspersed with large protein molecules that act as channels through which other molecules enter and leave the cell.
[floo-id] /ˈflu ɪd/ noun 1. a substance, as a liquid or gas, that is capable of flowing and that changes its shape at a steady rate when acted upon by a force tending to change its shape. adjective 2. pertaining to a substance that easily changes its shape; capable of flowing. 3. consisting of or […]
noun 1. a measure of capacity equal to 1/16 (0.0625) pint (29.6 milliliters) in the U.S., and equal to 1/20 (0.05) of an imperial pint (28.4 milliliters) in Great Britain. Symbol: f. Abbreviation: fl. oz; noun 1. a unit of capacity equal to the volume of one avoirdupois ounce of distilled water at 62°F: there […]
noun, Physics, Mechanics. 1. the pressure exerted by a fluid, directly proportional to the specific gravity at any point and to the height of the fluid above the point. noun 1. the pressure exerted by a fluid at any point inside it. The difference of pressure between two levels is determined by the product of […]
fluidrachm flu·i·drachm (flōō’ĭ-drām’, flōō’ĭ-drām’) n. A fluid dram.