Multicellular organism
From The Art and Popular Culture Encyclopedia
(Difference between revisions)
| Revision as of 11:31, 16 June 2012 Jahsonic (Talk | contribs) ← Previous diff |
Current revision Jahsonic (Talk | contribs) |
||
| Line 1: | Line 1: | ||
| {{Template}} | {{Template}} | ||
| + | '''Multicellular organisms''' are [[organism]]s that consist of more than one [[cell (biology)|cell]], in contrast to [[single-cell organism]]s. To form a multicellular organism, these cells need to identify and [[Cell adhesion|attach]] to the other cells. | ||
| - | '''Motility''' is a [[biology|biological]] term which refers to the ability to move spontaneously and actively, consuming energy in the process. Most [[animal]]s are motile but the term applies to [[unicellular organism|unicellular]] and simple [[multicellular organism]]s, as well as to some mechanisms of fluid flow in multicellular organs, in addition to [[animal locomotion]]. Motile [[marine animal]]s are commonly called '''free-swimming'''. | + | ==See also== |
| + | *[[Cellular differentiation]] | ||
| + | *[[Organogenesis]] | ||
| + | *[[Embryogenesis]] | ||
| + | *[[Bacterial colony]] | ||
| - | The opposite of motility is [[sessility (zoology)|sessility]]. | ||
| - | |||
| - | Motility may also refer to an organism's ability to move food through its digestive tract, i.e., [[peristaltics]] (gut motility, intestinal motility, etc.). | ||
| - | |||
| - | ==Movements== | ||
| - | Movements can be: | ||
| - | * along a chemical gradient (see [[chemotaxis]]) | ||
| - | * along a temperature gradient (see [[thermotaxis]]) | ||
| - | * along a light gradient (see [[phototaxis]]) | ||
| - | * along a magnetic field line (see [[magnetotaxis]]) | ||
| - | * along an electric field (see [[galvanotaxis]]) | ||
| - | * along the direction of the gravitational force (see [[gravitaxis]]) | ||
| - | * along a rigidity gradient (see [[durotaxis]]) | ||
| - | * along a gradient of cell adhesion sites (see [[haptotaxis]]) | ||
| - | * along other cells or [[biopolymer]]s | ||
| - | |||
| - | ==See also== | ||
| - | * [[Cell migration]] | ||
| {{GFDL}} | {{GFDL}} | ||
Current revision
|
Related e |
|
Featured: |
Multicellular organisms are organisms that consist of more than one cell, in contrast to single-cell organisms. To form a multicellular organism, these cells need to identify and attach to the other cells.
[edit]
See also
Unless indicated otherwise, the text in this article is either based on Wikipedia article "Multicellular organism" or another language Wikipedia page thereof used under the terms of the GNU Free Documentation License; or on research by Jahsonic and friends. See Art and Popular Culture's copyright notice.
