Semipermeable membrane — Scheme of semipermeable membrane during hemodialysis, where red is blood, blue is the dialysing fluid, and yellow is the membrane. A semipermeable membrane, also termed a selectively permeable membrane, a partially permeable membrane or a… … Wikipedia
Osmotic pressure — Morse equation redirects here. For the potential energy of a diatomic molecule, see Morse potential. For the functions in differential topology, see Morse theory. Osmotic pressure on red blood cells Osmotic pressure is the pressure which needs to … Wikipedia
Cell membrane — Illustration of a Eukaryotic cell membrane The cell membrane or plasma membrane is a biological mem … Wikipedia
Persecution of religion in ancient Rome — As the Roman Republic, and later the Roman empire, expanded, it came to include people from a variety of cultures, and religions. The worship of an ever increasing number of deities was tolerated and accepted. The government, and the Romans in… … Wikipedia
active transport — The transportation or movement of substances through differentially permeable cell membranes against a concentration or electrical gradient with the expenditure of energy … Dictionary of invertebrate zoology
turgor — noun a) the pressure produced by a solution in a space that is enclosed by a differentially permeable membrane. b) the state of being turgid … Wiktionary
Christian persecution of paganism after Theodosius I until the fall of the Roman Empire — Ivory diptych of a priestess of Ceres, still in fully classical style, ca 400: the idol was defaced and thrown in a well at Montier en Der (later an abbey) where it was found. (Musée de Cluny) Christian persecution of paganism after Theodosius I… … Wikipedia
Nicotinic acetylcholine receptor — Acetylcholine Nicotine … Wikipedia
excretion — excretion1 /ik skree sheuhn/, n. 1. the act of excreting. 2. the substance excreted, as urine or sweat, or certain plant products. [1595 1605; < LL excretion (s. of excretio) that which is sifted out. See EXCRETE, ION] excretion2 /ik skree… … Universalium
Cross-boundary subsidies — are caused by organisms or materials that cross or traverse habitat patch boundaries, subsidizing the resident populations. The transferred organisms and materials may provide additional predators, prey, or nutrients to resident species, which… … Wikipedia