Спирализация конденсация хромосом — Спирализация, конденсация хромосом * спіралізацыя, кандэнсацыя храмасом * chromosome spiraling or ch. contraction or ch. condensation спиральное скручивание хромонем, или нитей, хромосом, максимально выраженное в метафазе митоза (см.) и мейоза… … Генетика. Энциклопедический словарь
genetic disease, human — Introduction any of the diseases and disorders that are caused by mutations in one or more genes (gene). With the increasing ability to control infectious and nutritional diseases in developed countries, there has come the realization … Universalium
DNA — For a non technical introduction to the topic, see Introduction to genetics. For other uses, see DNA (disambiguation). The structure of the DNA double helix. The atoms in the structure are colour coded by element and the detailed structure of two … Wikipedia
Congenital heart defect — Classification and external resources The normal structure of the heart (left) in comparison to two common locations for a ventricular septal defect (right), the most common form of congenital heart defect.[1] … Wikipedia
algae — algal, adj. /al jee/, n.pl., sing. alga / geuh/. any of numerous groups of chlorophyll containing, mainly aquatic eukaryotic organisms ranging from microscopic single celled forms to multicellular forms 100 ft. (30 m) or more long, distinguished… … Universalium
Nevus — A pigmented spot on the skin, such as a mole. The plural of nevus is nevi. * * * 1. A circumscribed malformation of the skin, especially if colored by hyperpigmentation or increased vascularity; a n. may be predominantly epidermal, adnexal,… … Medical dictionary
Spiranthes — Taxobox name = Spiranthes image width = 240px image caption = Spiranthes cernua regnum = Plantae divisio = Magnoliophyta classis = Liliopsida ordo = Asparagales familia = Orchidaceae subfamilia = Orchidoideae tribus = Cranichideae subtribus =… … Wikipedia
quillwort — /kwil werrt , wawrt /, n. any fernlike, aquatic marsh plant of the genus Isoëtes, characterized by clustered, quill like leaves bearing sporangia in their bases. [1780 90; QUILL + WORT2] * * * ▪ plant any of about 150 species of plants in… … Universalium
Nobel 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
Watson, James Dewey — ▪ American geneticist and biophysicist born April 6, 1928, Chicago, Ill., U.S. American geneticist and biophysicist who played a crucial role in the discovery of the molecular structure of deoxyribonucleic acid (DNA) (DNA), the substance that… … Universalium