The New Encyclopædia Britannica: L-ZEncyclopædia Britannica, 1992 - 32 pages |
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Page 242
... cell structure , and they continue to classify them as algae . In this article the algae are defined as eukaryotic ( nu- cleus - bearing ) organisms that photosynthesize but lack the specialized reproductive structures of plants ...
... cell structure , and they continue to classify them as algae . In this article the algae are defined as eukaryotic ( nu- cleus - bearing ) organisms that photosynthesize but lack the specialized reproductive structures of plants ...
Page 246
... cell , and serves as a site for synthesizing fats , oils , and proteins . The Golgi apparatus is a series of membranous sacs that are stacked like pancakes . The Golgi apparatus performs four distinct functions : it sorts many molecules ...
... cell , and serves as a site for synthesizing fats , oils , and proteins . The Golgi apparatus is a series of membranous sacs that are stacked like pancakes . The Golgi apparatus performs four distinct functions : it sorts many molecules ...
Page 248
... cell undergoes a special reductive cell division process called meiosis . During meiosis the chromosome number is halved , and the resulting daughter cells are haploid . At some time , immediately or later , haploid cells act as gametes ...
... cell undergoes a special reductive cell division process called meiosis . During meiosis the chromosome number is halved , and the resulting daughter cells are haploid . At some time , immediately or later , haploid cells act as gametes ...
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20th century Abelian group addition aesthetic Afghanistan agriculture Albania alcohol algae algebra animals basin called central centre ceremonial climate coast common complex numbers Congo contains Côte d'Ivoire countries crops cultivation culture dance defined desert developed drinking drug East eastern economic Egypt elements equations European example farm feet field Figure finite fish forest functor Igbo important Indians integers irrigation isomorphism Kabul Kenya Lake Lake Chad Lake Victoria land language lattice Lie algebra linear major mapping miles modern mountains Niger Nigeria Nile northern operations patterns percent period Plains plants Plateau polynomial population rainfall real numbers region ring ritual River Sahara savanna social soil South Africa southern Africa species subgroup Sudan Tanzania theory tion traditional tribes tropical United valley vector space vegetation village West Africa western x₁ Yoruba Zaire Zambia Zimbabwe