Definition of Polyp stem. Meaning of Polyp stem. Synonyms of Polyp stem

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Definition of Polyp stem

Polyp stem
Polyp Pol"yp, n. [L. polypus, Gr. ?, ?, literally, many-footed; poly`s many + ?, ?, foot: cf. F. polype. See Poly- and Foot, and cf. Polypode, Polypody, Poulp.] (Zo["o]l.) (a) One of the feeding or nutritive zooids of a hydroid or coral. (b) One of the Anthozoa. (c) pl. Same as Anthozoa. See Anthozoa, Madreporaria, Hydroid. [Written also polype.] Fresh-water polyp, the hydra. Polyp stem (Zo["o]l.), that portion of the stem of a siphonophore which bears the polypites, or feeding zooids.

Meaning of Polyp stem from wikipedia

- formed. The arrangement of polyps and the branching of the stem is characteristic of the species. Some species have the polyps budding directly off the...
- of polyps that are attached to the sea floor. All the polyps and jellyfish arising from a single planula are genetically identical clones. The polyps form...
- Cnidaria. They typically form compact colonies of many identical individual polyps. Coral species include the important reef builders that inhabit tropical...
- of the polyp and the polyp results from ****ual reproduction of medusae. In T. nutricula, planktonic medusa have the capability to bud polyps or medusae...
- produces planula larvae. These then dis**** widely and enter a sedentary polyp phase which may include a****ual budding before reaching ****ual maturity...
- which may include identifying issues such as ulceration or precancerous polyps, and to enable the opportunity for biopsy or the removal of suspected colorectal...
- colors in the diagram) which clonally expand, until stem cells arise that generate either small polyps or else a malignant neoplasm (cancer).[citation needed]...
- reproduce using polyps. Polyps can hold eggs and/or sperm and can be released into the water from the posterior end of the siphonop****. The polyps may then...
- of cases. It typically starts as a benign tumor, often in the form of a polyp, which over time becomes cancerous. Colorectal cancer may be diagnosed by...
- directly into a new polyp. Although the medusa are attached to the polyp, the life cycle resembles that of typical Cnidarian with the polyp reproducing a****ually...