drop structure
71Computers and Information Systems — ▪ 2009 Introduction Smartphone: The New Computer. The market for the smartphone in reality a handheld computer for Web browsing, e mail, music, and video that was integrated with a cellular telephone continued to grow in 2008. According to… …
72Atom — The atom is the smallest unit of an element that retains the chemical properties of that element. An atom has an electron cloud consisting of negatively charged electrons surrounding a dense nucleus. The nucleus contains positively charged… …
73Insulin — This article is about the insulin protein. For uses of insulin in treating diabetes, see insulin therapy. Not to be confused with inulin. Insulin Computer generated image of six insulin molecules assembled in a hexamer, highlighting the threefold …
74Manhattan — New York Island redirects here. For the Pacific island, see Teraina. For other uses, see Manhattan (disambiguation). Manhattan   Borough of New York City   New York County …
75Coral reef — Marine habitats Biodiversity of a coral reef Lit …
76White people — Whites redirects here. For other uses, see White (disambiguation). Race …
77Demographic transition — A diagram of the demographic transition model, including stage 5 The demographic transition model (DT) is the transition from high birth and death rates to low birth and death rates as a country develops from a pre industrial to an industrialized …
78Semi-empirical mass formula — In nuclear physics, the semi empirical mass formula (SEMF), sometimes also called Weizsäcker s formula, is a formula used to approximate the mass and various other properties of an atomic nucleus. As the name suggests, it is partially based on… …
79river — river1 riverless, adj. riverlike, adj. /riv euhr/, n. 1. a natural stream of water of fairly large size flowing in a definite course or channel or series of diverging and converging channels. 2. a similar stream of something other than water: a… …
80theatre — /thee euh teuhr, theeeu /, n. theater. * * * I Building or space in which performances are given before an audience. It contains an auditorium and stage. In ancient Greece, where Western theatre began (5th century BC), theatres were constructed… …
