- tail-free stage
-
an embryo with separation of the tail from the yolk
Dictionary of ichthyology. 2009.
Dictionary of ichthyology. 2009.
Free Willy — Infobox Film name = Free Willy image size = caption = director = Simon Wincer producer = Lauren Shuler Donner Jennie Lew Tugend Richard Donner Arnon Milchan writer = Keith A. Walker Corey Blechman starring = Keiko Jason James Richter August… … Wikipedia
The Second Stage Turbine Blade (comics) — Supercbbox| title = The Second Stage Turbine Blade comic color = background:#c0c0c0 |250px caption = Cover of the Second Stage Turbine Blade Volume #1 first issue by Tony Moore (The Amory Wars release) schedule = format = Limited series publisher … Wikipedia
biological development — Introduction the progressive changes in size, shape, and function during the life of an organism by which its genetic potentials (genotype) are translated into functioning mature systems (phenotype). Most modern philosophical outlooks would … Universalium
Life Sciences — ▪ 2009 Introduction Zoology In 2008 several zoological studies provided new insights into how species life history traits (such as the timing of reproduction or the length of life of adult individuals) are derived in part as responses to… … Universalium
animal development — Introduction the processes that lead eventually to the formation of a new animal starting from cells derived from one or more parent individuals. Development thus occurs following the process by which a new generation of organisms is produced by … Universalium
Mathematics and Physical Sciences — ▪ 2003 Introduction Mathematics Mathematics in 2002 was marked by two discoveries in number theory. The first may have practical implications; the second satisfied a 150 year old curiosity. Computer scientist Manindra Agrawal of the… … Universalium
arts, 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… … Universalium
annelid — /an l id/, n. 1. any segmented worm of the phylum Annelida, including the earthworms, leeches, and various marine forms. adj. 2. belonging or pertaining to the Annelida. Also, annelidan /euh nel i dn/. [1825 35; see ANNELIDA] * * * Any member of… … Universalium
malacostracan — /mal euh kos treuh keuhn/, adj. 1. belonging or pertaining to the crustacean subclass Malacostraca, which includes the lobsters, shrimps, crabs, etc. n. 2. a malacostracan crustacean. [1825 35; < NL Malacostrac(a) order of crustacea ( < Gk, neut … Universalium
Anura — ▪ amphibian order Introduction also called Salientia one of the major extant orders of the class Amphibia (amphibian). It includes the frogs (frog) and toads (toad), which, because of their wide distribution, are known by most people around… … Universalium