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71Evolution of sexual reproduction — The evolution of sexual reproduction is currently described by several competing scientific hypotheses. All sexually reproducing organisms derive from a common ancestor which was a single celled eukaryotic species[1]. Many protists reproduce… …
72Window blind — For other uses, see Blinds (disambiguation). For the desktop theming software, see WindowBlinds. Various window blinds A window blind is a type of window coverings. There are many different kinds of window blinds, using different systems and… …
73Crossword — For other uses of crossword, see crossword (disambiguation) An American style crossword grid layout A crossword is a word puzzle that normally takes the form of a square or rectangular grid of white and shaded squares. The goal is to fill the… …
74Diptych — Ivory consular diptych of Areobindus, Byzantium, 506 AD, Louvre …
75International Harvester Scout — Infobox Automobile name=International Harvester Scout manufacturer=International Harvester production=1961–1980 class=Full size SUV assembly= body style=2 door SUV, Pickup Truck layout=Front engine, rear wheel drive / four wheel drive successor… …
76helicopter — /hel i kop teuhr, hee li /, n. 1. any of a class of heavier than air craft that are lifted and sustained in the air horizontally by rotating wings or blades turning on vertical axes through power supplied by an engine. v.i. 2. to fly in a… …
77valley — valleylike, adj. /val ee/, n., pl. valleys. 1. an elongated depression between uplands, hills, or mountains, esp. one following the course of a stream. 2. an extensive, more or less flat, and relatively low region drained by a great river system …
78Thrust fault — in the Qilian Shan, China. The older (left, blue and red) thrust over the younger (right, brown). A thrust fault is a type of fault, or break in the Earth s crust across which there has been relative movement, in which rocks of lower… …
79Africa — /af ri keuh/, n. 1. a continent S of Europe and between the Atlantic and Indian oceans. 551,000,000; ab. 11,700,000 sq. mi. (30,303,000 sq. km). adj. 2. African. * * * I Second largest continent on Earth. It is bounded by the Mediterranean Sea,… …
80Customer relationship management — (CRM) is a widely implemented strategy for managing a company’s interactions with customers, clients and sales prospects. It involves using technology to organize, automate, and synchronize business processes principally sales activities, but… …
