growth spiral
51Oxygyrus keraudrenii — Temporal range: Pliocene Recent[1] Apical view of the shell of Oxygyrus keraudrenii from the Pliocene Epoch …
52Exponential function — The natural exponential function y = ex In mathematics, the exponential function is the function ex, where e is the number (approximately 2.718281828) such that the function ex is its own derivative …
53Metamorphosis — This article is about the biological process. For other uses, see Metamorphosis (disambiguation). A dragonfly in its final moult, undergoing metamorphosis from its nymph form to an adult. Metamorphosis is a biological process by which an animal… …
54Child development — For other uses, see Child development (disambiguation). Exploring Child development refers to the biological and psychological and emotional changes that occur in human beings between birth and the end of adolescence, as the individual progresses …
55arts, East Asian — Introduction music and visual and performing arts of China, Korea, and Japan. The literatures of these countries are covered in the articles Chinese literature, Korean literature, and Japanese literature. Some studies of East Asia… …
56Stagflation — is an economic situation in which inflation and economic stagnation occur simultaneously and remain unchecked for a period of time. cite book last = Blanchard first = Olivier title = Macroeconomics edition = 2nd ed. pages = p. G8 publisher =… …
57Galaxy — This article is about the astronomical structure. For other uses, see Galaxy (disambiguation). NGC 4414, a typical spiral galaxy in the constellation Coma Berenices, is about 55,000 light years in diameter and approximately 60 million light… …
58Otolith — organs showing detail of utricle, ococonia, endolymph, cupula, macula, hair cell filaments, and saccular nerve …
59fern — fernless, adj. fernlike, adj. /ferrn/, n. any seedless, nonflowering vascular plant of the class Filicinae, of tropical to temperate regions, characterized by true roots produced from a rhizome, triangular fronds that uncoil upward and have a… …
60Fern — /ferrn/, n. a female given name. * * * Any of about 10,000–12,000 species (division Filicophyta) of nonflowering vascular plants that have true roots, stems, and complex leaves and reproduce by spores. Though ferns were once classified with the… …
