Comparative anatomy studies similarities and differences in organisms. ... 1
History; 2 See also; 3 Footnotes; 4 References; 5 External links ... as well as the
comparisons between the skeletons of ...
3.6 Organisms respond to changes in their internal and external environments ...
The protective effect of a simple reflex, exemplified by a three-neurone simple
reflex. ... Muscles act in antagonistic pairs against an incompressible skeleton.
Sep 10, 2010 ... However, how cells receive and integrate external signals leading to gene ... and
the presence of DNA response elements (exemplified by BCE-1, ... 1995) and
gene regulation in adult organisms (Bissell and Hall, 1987; ...
Sep 9, 2014 ... Striated muscle is almost exclusively attached to the skeleton and constitutes the
... Unicellular organisms, simple animals, and the motile cells of complex ..... the
cylindrical tentacled polyp, exemplified by the hydra and the sea anemone, .....
Superficially lies the external oblique muscle, with fibres running ...
Animals Depend on Other Organisms for Nourishment ... Exemplified by two
phyla. Cnidaria: Hydroids .... May form hard internal or external skeleton. Medusa
eukaryotic organisms, and a study of their detailed struc- ture has .... exemplified
by the alternative phylogenetic solutions pre- ..... External cilia otherwise are
found ..... symmetry; mesodermal calcite skeleton evolves; larval telotroch dis-.
and locomotion; the skeleton provides an external force or framework to ...
exemplified by vertebrate bones but also present in a few .... of other organisms.
Aug 19, 2010 ... ing and burrowing by limbless organisms using hydrostatic skeletons depend on
the medium and mode in which the organism is moving. Whether the ....
properties, forces, and components of external work. Differ- ences in ..... sands, is
exemplified by the mole crab, Emerita, that burrows very quickly into ...
A. Animals Depend on Other Organisms for Nourishment. 1. Feed directly or ...
Exemplified by two phyla .... 3) May form hard internal or external skeleton b.
Arthropods: Invertebrate organisms of the animal kingdom that include insects,
spiders, and Crustacea; organisms characterized by an external skeleton and
legs with ..... Genetic dwarfs are best exemplified in peaches and nectarines.