concentration target

  • 41Morphogen — A morphogen is a substance governing the pattern of tissue development, and the positions of the various specialized cell types within a tissue. It spreads from a localized source and forms a concentration gradient across a developing… …

    Wikipedia

  • 42Economic Affairs — ▪ 2006 Introduction In 2005 rising U.S. deficits, tight monetary policies, and higher oil prices triggered by hurricane damage in the Gulf of Mexico were moderating influences on the world economy and on U.S. stock markets, but some other… …

    Universalium

  • 43France — /frans, frahns/; Fr. /frddahonns/, n. 1. Anatole /ann nann tawl /, (Jacques Anatole Thibault), 1844 1924, French novelist and essayist: Nobel prize 1921. 2. a republic in W Europe. 58,470,421; 212,736 sq. mi. (550,985 sq. km). Cap.: Paris. 3.… …

    Universalium

  • 44Nobel Prizes — ▪ 2009 Introduction Prize for Peace       The 2008 Nobel Prize for Peace was awarded to Martti Ahtisaari, former president (1994–2000) of Finland, for his work over more than 30 years in settling international disputes, many involving ethnic,… …

    Universalium

  • 45Column chromatography — A chemist in the 1950s using column chromatography. The Erlenmeyer receptacles are on the floor. Column chromatography in chemistry is a method used to purify individual chemical compounds from mixtures of compounds. It is often used for… …

    Wikipedia

  • 46Protein precipitation — Precipitation is widely used in downstream processing of biological products, such as proteins. [http://www.rcsb.org/pdb/home/home.do] This unit operation serves to concentrate and fractionate the target product from various contaminants. For… …

    Wikipedia

  • 47education — /ej oo kay sheuhn/, n. 1. the act or process of imparting or acquiring general knowledge, developing the powers of reasoning and judgment, and generally of preparing oneself or others intellectually for mature life. 2. the act or process of… …

    Universalium

  • 48MythBusters (2011 season) — Country of origin Australia United States Broadcast Original channel Discovery Channel Original run …

    Wikipedia

  • 49Stratégies pour franchir la barrière hémato-encéphalique — Traduction à relire …

    Wikipédia en Français

  • 50Economics of global warming — This article describes the economics of global warming and climate change. Contents 1 Definitions 2 Climate change science 3 Scenarios 4 Trends and projections …

    Wikipedia