Contain
71metabolism — /meuh tab euh liz euhm/, n. 1. Biol., Physiol. the sum of the physical and chemical processes in an organism by which its material substance is produced, maintained, and destroyed, and by which energy is made available. Cf. anabolism, catabolism …
72protozoan — /proh teuh zoh euhn/, n., pl. protozoans, (esp. collectively) protozoa / zoh euh/, adj. Biol. n. 1. any of a diverse group of eukaryotes, of the kingdom Protista, that are primarily unicellular, existing singly or aggregating into colonies, are… …
73Precambrian time — Interval of geologic time from с 3. 8 billion years ago, the age of the oldest known rocks, to 544 million years ago, the beginning of the Cambrian Period. This interval represents more than 80% of the geologic record and thus provides important… …
74igneous rock — Any of various crystalline or glassy, noncrystalline rocks formed by the cooling and solidification of molten earth material (magma). Igneous rocks comprise one of the three principal classes of rocks, the others being metamorphic and sedimentary …
75metamorphic rock — Any of a class of rocks that result from the alteration of preexisting rocks in response to changing geological conditions, including variations in temperature, pressure, and mechanical stress. The preexisting rocks may be igneous, sedimentary,… …
76Computer file — This article is about computer files and file systems in general terms. For a more detailed and technical article, see File system. A computer file is a block of arbitrary information, or resource for storing information, which is available to a… …
77Squash (drink) — For other uses, see Squash (disambiguation). Fruit flavored squash before and after being mixed with water …
78Mushroom poisoning — See also: List of deadly fungi Mushroom poisoning Classification and external resources Amanita phalloides accounts for the majority of fatal mushroom poisonings worldwide …
79Gluten-free diet — A gluten free diet is recommended amongst other things in the treatment of coeliac disease and wheat allergy. It is a diet completely free of ingredients derived from gluten containing cereals: wheat (including kamut and spelt), barley, rye, and… …
80Bacterial cell structure — Bacteria, despite their apparent simplicity, contain a well developed cell structure which is responsible for many of their unique biological properties. Many structural features are unique to bacteria and are not found among archaea or… …
