metazoahigher, multicellular
animals; contrast to
protozoaSource: Noland, George B. 1983. General
Biology, 11th Edition. St. Louis, MO. C. V. Mosby ...
Full article >>>Metazoa[Gr. meta - after, beyond; Gr. zoon -
animal]. The Sub
kingdom of the
Kingdom Animalia that includes all mulitcellular
animals developing from
embryos and possessing differentiated
cells which form into
tissues.
Full article >>>The
metazoa (
animals) are described in two separate pages:
The
Invertebrates and
The
Vertebrates ...
Full article >>>Subregnum Eu
metazoaRadiata (unranked) (
radial symmetry)
Ctenophora (comb jellies)
Cnidaria (coral, jellyfish, anemones) ...
Full article >>>The story of
metazoan
evolution is a story of genomic
duplication. Primates are not an exception and the
human genome reflects a rich history of recent
duplication events that are a source of contemporary genomic variability and instability.
Full article >>>Introduction to the
Metazoa:
Animals,
Animals,
Animals! This University of California Berkeley Museum of
Paleontology site offers excellent information about the
evolution and diversity of various
animal groups.
Full article >>>Programmed cell death is an integral part of both
plant and
metazoan (multicellular
animals)
tissue development.
Full article >>>Hedgehog
proteins are involved in patterning in just about all
metazoans-multi-cellular
animals. Everything from fruit flies on up to
humans all have some form of Hedgehog.
Drosophila only have one Hedgehog
gene.
Full article >>>extracellular matrix -- (ECM) Region outside of
metazoan
cells which includes
compounds attached to the
plasma membrane, as well as dissolved substances attracted to the surface charge of the
cells.
Full article >>>gametic
meiosis.
Meiosis that occurs during formation of the
gametes, as in
humans and other
metazoa.
gametocyst Cyst produced by some
apicomplexan
parasites.
Sexual reproduction and
spore formation occurs within this cyst.
Full article >>>Possessing three germ layers: the
endoderm,
mesoderm, and
ectoderm. Most eu
metazoa are triploblastic.
trophic level
[Gk. trophos, feeder] ...
Full article >>>Bennett, W. N. and M. E. Boraas. 1989. "A demographic profile of the fastest growing
metazoan: a
strain of Brachionus calyciflorus (Rotifera)." Oikos. 55: 365-369.
Full article >>>In development the theme of universal processes is also present, for example most
metazoan
organism the basic steps of the early
embryo development share similar morphological stages and include similar genes.
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Full article >>>Many F-box
proteins have been
characterized in
metazoans, and increasing numbers of specific targets for F-box
proteins are being found (Deshaies 1999).
Full article >>>'"/>