polar plasm

polar plasm
Differentiated cytoplasm associated with the animal or vegetal pole of an oocyte, egg or early embryo.

Dictionary of molecular biology. 2004.

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  • Germ plasm — or polar plasm is a zone found in the cytoplasm of the egg cells of some model organisms (such as Caenorhabditis elegans , Drosophila melanogaster , Xenopus laevis ), which contains determinants that will give rise to the germ cell lineage. As… …   Wikipedia

  • germ plasm — noun The cytoplasm of germ cells Syn: polar plasm …   Wiktionary

  • Germ line development — The cells that give rise to the gametes are often set aside during cleavage. During development, these cells will differientate into primordial germ cells, migrate to the location of the gonad, and form the germ line of the animal. Creation of… …   Wikipedia

  • environment — environmental, adj. environmentally, adv. /en vuy reuhn meuhnt, vuy euhrn /, n. 1. the aggregate of surrounding things, conditions, or influences; surroundings; milieu. 2. Ecol. the air, water, minerals, organisms, and all other external factors… …   Universalium

  • Germ cell — Germ cells are progenitors of the gametes. These singled out cells move through the gut to the developing gonads and undergo mitotic proliferation followed by meiosis and differentiation into either eggs or sperm (mature gametes). Plants do not… …   Wikipedia

  • sporoplasm — The protoplasm of a spore. [sporo + G. plasma, thing formed] * * * spo·ro·plasm (sporґo plaz″əm) [sporo + plasm] 1. the protoplasm of spores. 2. the central dinucleate mass of cytoplasm of certain protozoa that leaves the spore through …   Medical dictionary

  • List of Advanced Dungeons & Dragons 2nd edition monsters — See also: Lists of Dungeons Dragons monsters This is the list of Advanced Dungeons Dragons 2nd edition monsters, an important element of that role playing game.[1] This list only includes monsters from official Advanced Dungeons Dragons 2nd… …   Wikipedia

  • plasma — plasmatic /plaz mat ik/, plasmic, adj. /plaz meuh/, n. 1. Anat., Physiol. the liquid part of blood or lymph, as distinguished from the suspended elements. 2. Cell Biol. cytoplasm. 3. whey. 4. a green, faintly translucent chalcedony. 5. Physics. a …   Universalium

  • Nematology — Part of a series on Zoology …   Wikipedia

  • het — che·che·het; het·er·aki·dae; het·er·a·kis; het·er·an·drous; het·er·an·gi·um; het·er·an·the·ra; het·er·atomic; het·er·auxesis; het·er·axial; het·er·ism; het·er·i·za·tion; het·ero·agglutinin; het·ero·autotroph; het·ero·autotrophic; het·ero·auxin;… …   English syllables

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