volvox


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Volvox

(vol'voks),
A genus of highly organized colonial green flagellates of the class Phytomastigophorea.
[L. volvo, to roll]
Farlex Partner Medical Dictionary © Farlex 2012

volvox

(vŏl′vŏks′, vôl′-)
n.
Any of various one-celled flagellate freshwater green algae of the genus Volvox that form hollow mucilaginous spherical colonies of several hundred cells.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.
References in periodicals archive ?
In deeper water, doors in the bottom of the sand hopper can simply be opened to dump the contents onto the seabed below, but as the new islands rise out of the water, the Volvox Terranova must use a technique called rainbowing.
Sperm packets released by male Volvox may find their targets more quickly because of the dancers' proximity.
According to the information, on the morning of January 12, the Indian Coast Guard received a distress message from dredger Volvox Asia that one of its crew members Raj Kumar Mylapilli, who was trainee Deck Officer has fallen overboard while dredging near Prongs Reef in Mumbai Harbour.
A novel extensin that may organize extracellular matrix biogenesis in Volvox carteri.
The diversity index was significantly higher during the second hydrodynamic instability period (H = 3.99), with predominance of unicellular flagellates (MBFG V), represented mainly by Volvox aureus Ehrenberg and the significant occurrence of filamentous species (MBFG III), such as Komvophoron minutum (Skuja) Anagnostidis et Komarek, in addition to colonial species (MBFG VII) represented by Chlorophyceae Coelosphaerium kuetzingianum Nageli and Snowella lacustris (Chodat) Komarek (F).
To answer the question, James Umen and colleagues at the Salk Institute for Biological Studies in La Jolla, California, examined related algae - the single-celled Chlamydomonas reinhardtii and the multicellular Volvox carteri, which diverged from each other 200 million years ago.
The species used and their accession numbers are as follows: Paramecium tetraurelia (Ciliophora), X03772; Oxytricha nova (Ciliophora), X03948; Crypthecodinium cohnii (Dinozoa), M64245; Theileria annulata (Apicomplexa), M64243; Sarcocystis muris (Apicomplexa), M64244; Hartmanella vermiformis (Rhizopoda), M95168; Saccharomyces cerevisiae (Fungi), J01353; Filobasidiella neoformans (Fungi), X60183; Arabidopsis thaliana (Plantae), X16077; Volvox carteri (Plantae), X53904; Beroe cucumis (Ctenophora), D15068; Trichoplax adhaerens (Placozoa), L10828; Anemonia sulcata (Cnidaria), X53498; Scypha ciliata (Porifera), L10827; Henneguya sp.
The researchers studied the multicellular organism Volvox, which consists of approximately 1,000 cells arranged on the surface of a spherical matrix about half a millimetre in diameter.