diffusion sélective
51Membrane transport — In cellular biology the term membrane transport refers to the collection of mechanisms that regulate the passage of solutes such as ions and small molecules through biological membranes namely lipid bilayers that contain proteins embedded in them …
52Membrane plasmique — La membrane plasmique d une cellule eucaryote. La membrane plasmique, ou plasmalemme, est la membrane qui délimite une cellule, elle sépare le cytoplasme du milieu extérieur. Sommaire …
53Cerf élaphe — « Cerf » redirige ici. Pour les autres significations, voir Cerf (homonymie). Cerf élaphe …
54Goldsworthy — Andy Goldsworthy L une des sculptures de l installation permanente Three Cones d Andy Goldsworthy au Neuberger Museum of Art à Purchase, New York (2001). Andy Goldsworthy est un artiste britannique, né dans le Cheshire le 26 juillet 1956, qui… …
55Membrane Plasmique — La membrane plasmique d une cellule eucaryote. La membrane plasmique, ou plasmalemme, est la membrane qui délimite une cellule, elle sépare le cytoplasme du milieu extérieur. Sommaire …
56Michel Elias — Pour les articles homonymes, voir Élias. Michel Elias Données clés Nationalité Français Profession …
57United States — a republic in the N Western Hemisphere comprising 48 conterminous states, the District of Columbia, and Alaska in North America, and Hawaii in the N Pacific. 267,954,767; conterminous United States, 3,022,387 sq. mi. (7,827,982 sq. km); with… …
58ion-exchange reaction — ▪ chemical reaction Introduction any of a class of chemical reactions between two substances (each consisting of positively and negatively charged species called ions (ion)) that involves an exchange of one or more ionic components.… …
59Microbial enhanced oil recovery — (MEOR) is a biological based technology consisting in manipulating function or structure, or both, of microbial environments existing in oil reservoirs. The ultimate aim of MEOR is to improve the recovery of oil entrapped in porous media while… …
60Resting potential — The relatively static membrane potential of quiescent cells is called the resting membrane potential (or resting voltage), as opposed to the specific dynamic electrochemical phenomena called action potential and graded membrane potential. Apart… …