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Plant in Biological Dictionary

Weed

... A weed in a general sense is a plant that is considered by the user of the term to be ... .org. ARCH@ WEED .ORG ... ... publications, plant photos, and weed information. ... WEEDS ... Weeds — noxious or invasive exotic (nonnative) plant species — can be found throughout the 541.7 ...

Vascular plants

... tissues and periderm make up the secondary plant body ... vascular plant n. Any of various plants , such as the ferns ... xylem (for transporting ... Vascular plant summary with 18 pages of encyclopedia entries, ...

Vacuoles

... a membrane organelle which is present in all plant and fungal cells and some protist, animal ... with water containing ... Each plant cell has a large, single vacuole that stores biochemicals, helps in plant growth, and plays an important structural role ...

Vacuole

... a membrane organelle which is present in all plant and fungal cells and some protist, animal ... with water containing ... Each plant cell has a large, single vacuole that stores biochemicals, helps in plant growth, and plays an important structural role ...

Transgenic plant

... DNA of another species can be integrated in a plant genome by natural processes, the term " ... by inserting genes directly into a single plant cell Transgenic plants possess a gene ... Transgenic plants and crop improvement. 6 plant transformation with foreign DNA ... ...

Transgenic

... DNA of another species can be integrated in a plant genome by natural processes, the term " ... by inserting genes directly into a single plant cell genetically modified organism See GMO. ... Future developments in transgenic technology. plant breeding and testing. How to Make Transgenic ...

Tracheophyte

... system of xylem and phloem vascular plant , tracheophyte green plant having a vascular system: ferns, gymnosperms, angiosperms ... Is an onion plant a bryophyte or a tracheophyte ? ... ...

Tobacco mosaic virus

... Assorted References agent of infection ( in plant virus ) ... ways, the most important of ... is through insect bites, primarily by aphids and plant hoppers. One of the most well-studied viruses, ... of Tomato including ... APSnet Education Center - plant Disease Lessons - Tobacco mosaic virus ... ...

Subsidiary cells

... and stems. It forms a boundary between the plant and the external world. The epidermis serves ... formed by the subsidiary cells . ... plant Anayomy Glossary ... plant CELLS ... subsidiary cells : cells ...

Suberin

...... Suberin acts together with waxes to protect plant surfaces from water loss and ... suberin . ... - Definition of suberin from A Dictionary of plant Sciences at Encyclopedia.com ... suberin A ...... Suberin acts together with waxes to protect plant surfaces from water loss and ... This is an ...

Stomata

... in the sporophyte generation of all land plant groups except ... Dicotyledons usually have more ... epidermis than the ... Stomata are tiny plant structures found on the outer skin layer, also ... countless numbers of stomata is critical for plant function. ... Stomata are openings ...

Stolon

... A stolon is a plant propagation strategy and the complex of ... stolon - a horizontal branch from the base of plant that produces new plants ... Often the ... clone on the stolon relies on the parent plant for nutrition. ... stolon - Definition of ...

Stalk

... Pathé and Mullen concluded ... Stalk , a plant stem or structure resembling a plant stem, which can include a ... The stalk of a ... Stalk may refer to: In biology Stalk , a plant stem or structure resembling a ...

Sieve tubes

... In plant anatomy, sieve vascular tissue tube ... tube is transport of carbohydrates in the plant . Unlike vessel ... 1.1 Sieve ... 2009. Knowledge Repository > MSUE Root KR ... plant anatomy > ...

Selfing

... flower maturation and ovule ... ... plant rapd sativa scar selfing synthase ... by xico ... posted to colonization evolution plant selfing by biomcgary on 2007-08-23 22:26: ... ... What is the probability of that selfing F1 plant from Mendel's dihybrid cross Rr ... An ...

Self-incompatibility

... with SI, when a pollen grain produced in a plant reaches a stigma of the same plant or another ... Definition of self - ... is a naturally occuring process–a plant will reject the ... Research demonstrated that ...

Seed plant

... Seed plant phylogeny inferred from all three plant genomes: Monophyly of extant ... Phylogeny of ... as a kernel in some plants, is a small embryonic plant enclosed in a covering called the seed coat, ...

Seed coat

... as a kernel in some plants, is a small embryonic plant enclosed in a covering called the seed coat , ... seed n. , pl. seeds or seed . A ripened plant ovule containing an embryo. A ... The seed ... term applied to the ripened ovule of a seed plant before germination. ... Surrounding the seed ...

Seed

... as a kernel in some plants, is a small embryonic plant enclosed in a covering called the seed coat, ... & Style Game from AddictingGames: Play with plant genetics. Cross flowers, watch them mutate, and ... seed n. , pl. seeds or seed . A ripened plant ovule containing an embryo. A propagative part ...

Secondary root

... Primary and secondary roots in a cotton plant ... As secondary xylem accumulates, the ... Primary and secondary roots in a cotton plant ... For example, storage roots of sweet potato ... ... Primary and secondary roots in a cotton plant ... Devil's Claw Secondary Root on ...

Secondary phloem

... sucrose, a sugar, to all parts of the plant where needed. In trees, the phloem is the ... radial (or horizontal) system of the secondary plant body. ... secondary phloem . What is ... than the secondary phloem . ... ... plant stem showing primary and secondary xylem ...

Root cap

... cap is a section of tissue at the tip of a plant root . Root caps contain statoliths which are ... vascular plants, the root is the organ of a plant that typically lies below the surface of the ... ... Young root tip: axis of the plant which grows in the opposite direction from the ...

Rhizobia

... of legumes (Fabaceae). Rhizobia require a plant host; they cannot independently fix nitrogen. ... rhizobia review regulation nodulation nod ... plant glossary explains basic botanical terms, R. ... ... fix nitrogen (from atmospheric nitrogen) for the plant and the ... The Overstory is a free on-line ...

Pollination

... of pollen grains from the male structure of a plant to the ... Pollination - Wikipedia, the free ... that need ... Cross- pollination gives the plant much greater opportunity to produce mutations ...... it is desirable for ... ECONOMICS OF plant POLLINATION ... Superficially, it appears that ...

Pollen grain

... pollen grain , that of the Forget-me-not plant ... The exine is the outer layer of a living ... pollen grain , that of the Forget-me-not plant (Myosotis sp. ... Pollination, transfer of pollen grains from the male structure of a plant to the ... The pollen grains contain cells ...

Plasmolysis

... Plasmolysis is the process in plant cells where the plasma membrane pulls away ... of the protoplasm away from the wall of a living plant or bacterial cell, caused by loss of ... ... Plasmolysis is the term which describes plant cells when the cytoplasm shrinks ... In ...

Plastid

... from more than 1000 ... A transplastomic plant is a genetically modified plant in which the new genes have not been inserted in ... advantage of this technology is that in many plant species plastid DNA is not transmitted ...

Plant physiology

... plant physiology is a subdiscipline of botany ... , of plants. Closely related fields include plant morphology, plant ecology, phytochemistry, cell biology, and ...

Plantae

... species of plants, defined as ... plant n. Botany. Any of various photosynthetic, ... with additional resources on paleobotany and plant systematics. Plantae : Systematics. Move deeper into the systematics of plant groups by ... Systematics within the Plantae ...

Plant hormones

... plant hormones are chemicals that regulate plant growth. In the UK, the term 'hormone' is not acceptable. There they are called ' plant growth substances'. ...

Plant

... For other uses, see plant (disambiguation). It has been suggested that plant (botanical) be merged into this article or section. ... As the broadest plant clade, this comprises most of the eukaryotes ...

Phototropism

... abscission. root initiation ... Phototropism . plant shoots display positive phototropism : when ... A look at plant hormones and the effects of phototropism and ... Tutorials " Control of Growth & Development " plant Auxins - Phototropism & Geotropism ... .....

Phloem

... sucrose, a sugar, to all parts of the plant where needed. In trees, the phloem is the ... materials from the regions of manufacture in the plant ... The principal cells of phloem , the ... the Phloem ... the phloem fibres give the plant mechanical strength, the phloem parenchyma ...

Pathogenic

... of virus types, and the more ... Shop for plant Pathogenic Bacteria - Books at Shop.com. plant Pathogenic Bacteria includes symposia and ... of the molecular biology and genomics of plant pathogenic bacteria. ... Bacteria pathogenic ...

Ovule

... term applied to the ripened ovule of a seed plant before germination. ... ovule ... Ovule , ... the young ovum of an animal, as well as the plant ... In seed plants, the ovule is the ... identity determination in Arabidopsis" in plant ... This mutant showed loss in ovule identity ...

Nuclear genome

... chromosomes. ... ... Sequence Analysis of plant Nuclear Genomes . Microcolinearity and Its Many ... Thus, most of the plant nuclear genomes that have been subjected to ... as in other systems ... Not clear how much of plant nuclear genomes are from horizontal transfer ...

Nonvascular plants

... (Redirected from Nonvascular plant ) Jump to: navigation, search ... gametophyte, ... be members of the ... The California Native plant Society (CNPS) is a non-profit organization ... ... generations. ... bryophyte , nonvascular plant any of numerous plants of the division ...

Mycorrhizae

... Mycorrhizae are especially beneficial for the plant partner in nutrient-poor soils. ... Arbuscular ... inoculation can significantly improve plant performance. You'll find ... The presence of ... that form between the roots of most plant ... By this mechanism, mycorrhizae increase ...

Monoecious

... male and female reproductive organs in the same plant or animal ... Zoology information, history, ... (Gr. monos: single; oikos: house) Describing plant species ... examples of monoecious plants ... in bryophytes: with ... monoecious plant. A plant in which in which the male and female organs are ...

Microgametophyte

... Assorted References heterospory in plants ( in plant (life form): Heterosporous life histories ) The ... multicellular individual or generation of a plant with alternation of generations produced by a tiny Microgametophyte population sizes and plant reproductive output in the insect ... We ...
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