What's the difference between seedling and tree?

Seedling


Definition:

  • (n.) A plant reared from the seed, as distinguished from one propagated by layers, buds, or the like.

Example Sentences:

  • (1) In aqueous solution, N-substituted isoxazolin-5-one derivatives, which occur in high amounts in seedlings of the tribe Vicieae, can be shown to undergo a proton exchange at C-4, indicative of their aromatic character.
  • (2) The PKABA1 transcript can also be induced by supplying low concentrations of ABA, and coordinate increases in ABA levels and PKABA1 mRNA occur when seedlings are water-stressed.
  • (3) Most definitive results were obtained when seedlings were ground in the presence of sand and in a medium containing sorbitol.
  • (4) Germinal excisions resulted in fully green seedlings.
  • (5) There were no detectable differences in the patterns of histone variants from immature grain (3-16 days after fertilization), from mature embryos, from coleoptiles and roots of 4-day-old, etiolated seedlings and from leaves of 10-day-old, light-grown seedlings.
  • (6) The maximal level as well as the kinetics of the induction were comparable between the suspension culture and soybean seedlings.
  • (7) Thirty-day-old corn seedlings, grown in the greenhouse with different concentrations of supplemental nitrate nitrogen, were moved to a constant-temperature growth chamber and sealed in a 560-liter tent made of polyvinyl chloride.
  • (8) The biological effect of vibration of Lactuca sativa dry seeds and seedlings cultivated at optimal (20 degrees C) and suboptimal (4 degrees C) temperatures was studied.
  • (9) The mRNAs begin to accumulate during late embryogeny, reach maximal levels in seedling cotyledons, are not detected at significant amounts in leaves, and are distributed similarly in cotyledons and axes of seedlings.
  • (10) Experiments involving one of the clear pathogenicity mutants indicated that the recovery of mutant cells from turnip seedlings 24 hr after inoculation was lower than for the wild type.
  • (11) The fourteenth case in the literature of lacrimal sac melanoma and possibly the first by tear seedling is illustrated.
  • (12) The development of PSII complex precedes that of PSI during the differentiation of B and M chloroplasts in expanding leaves of light-grown plants and during the greening of dark-grown etiolated seedlings.
  • (13) Hormone-like activity and efficiency of nitrate uptake by rice seedlings were stimulated by EAB and HEf, while HSp showed only negligible activity.
  • (14) Short pulses of red light induce in etiolated barley seedlings an enhanced synthesis of plastidic benzoquinones and vitamin K1, which can be reverted by subsequent irradiation with short pulses of far-red.
  • (15) The diurnal fluctuation in Cat3 mRNA persists when the seedlings are transferred to continuous light or darkness, which indicates the influence of a circadian rhythm.
  • (16) RNA blot analysis showed that HPR transcript levels rise significantly in the first eight days of light-grown seedling development.
  • (17) The results indicated that the mutant contains wild-type levels of the light-labile type 1 phytochrome polypeptide (PHYA), which has an apparent molecular mass of approximately 120 kD, but shows less than 1% (detection limit) of a light-stable polypeptide recognized by mAT1 in wild-type seedlings.
  • (18) A second category of 13 clones hybridized to transcripts that increased in abundance during post-germinative development of the seedling.
  • (19) CG-1 activity is constitutively expressed in tobacco seedlings grown in the absence of ultraviolet light as well as in seedlings induced for chalcone synthase gene expression by ultraviolet light irradiation.
  • (20) The oil was found non-phytotoxic to the seedling growth and seed germination of wheat.

Tree


Definition:

  • (n.) Any perennial woody plant of considerable size (usually over twenty feet high) and growing with a single trunk.
  • (n.) Something constructed in the form of, or considered as resembling, a tree, consisting of a stem, or stock, and branches; as, a genealogical tree.
  • (n.) A piece of timber, or something commonly made of timber; -- used in composition, as in axletree, boottree, chesstree, crosstree, whiffletree, and the like.
  • (n.) A cross or gallows; as Tyburn tree.
  • (n.) Wood; timber.
  • (n.) A mass of crystals, aggregated in arborescent forms, obtained by precipitation of a metal from solution. See Lead tree, under Lead.
  • (v. t.) To drive to a tree; to cause to ascend a tree; as, a dog trees a squirrel.
  • (v. t.) To place upon a tree; to fit with a tree; to stretch upon a tree; as, to tree a boot. See Tree, n., 3.

Example Sentences:

  • (1) Arterial compliance of great vessels can be studied through the Doppler evaluation of pulsed wave velocity along the arterial tree.
  • (2) The only sign of life was excavators loading trees on to barges to take to pulp mills.
  • (3) These findings suggest that aerosolization of ATP into the cystic fibrosis-affected bronchial tree might be hazardous in terms of enhancement of parenchymal damage, which would result from neutrophil elastase release, and in terms of impaired respiratory lung function.
  • (4) While there has been almost no political reform during their terms of office, there have been several ambitious steps forward in terms of environmental policy: anti-desertification campaigns; tree planting; an environmental transparency law; adoption of carbon targets; eco-services compensation; eco accounting; caps on water; lower economic growth targets; the 12th Five-Year Plan; debate and increased monitoring of PM2.5 [fine particulate matter] and huge investments in eco-cities, "clean car" manufacturing, public transport, energy-saving devices and renewable technology.
  • (5) Anhidrotic ectodermal dysplasia is characterized by an absence of seromucous glands in the oropharynx and tracheobronchial tree, making children with this disease prone to viral and bacterial respiratory infections.
  • (6) Celebrity woodlanders Tax breaks and tree-hugging already draw the wealthy and well-known to buy British forests.
  • (7) A new family tree of the tyrannosaurs in the paper considers Lythronax to be very close to Tyrannosaurus and its nearest relatives.
  • (8) Increasing awareness of disorders such as coronary arterial spasm, functional impairment of subendocardial blood flow and the possible role of variant patterns of anatomic distribution of the coronary arterial tree, will provide a better understanding of their significance as determining or contributing factors in patients with the anginal syndrome.
  • (9) It's of her and Barack Obama planting an olive tree in Uhuru park in the city centre in October 2006.
  • (10) The alterations of dendritic trees of pyramidal neurons of layer III of visual cortex of the rat exposed to the influence of space flight aboard biosputnik "Cosmos-1887" were studied and the results are described to illustrate the methods power.
  • (11) The trachea and the bronchial tree (first through seventh order branches) both synthesized alpha1(II) chains.
  • (12) Using a large clinic population with adequate controls, significant correlation between ragweed, grass or tree pollen sensitivity and the dates of birth was not obtained.
  • (13) The criteria selected by a classification tree method were similar: palpable purpura, age less than or equal to 20 years at disease onset, biopsy showing granulocytes around arterioles or venules, and gastrointestinal bleeding.
  • (14) The results are consistent with an action of banana tree juice on the molecule responsible for excitation-contraction coupling in skeletal muscle, resulting in a labilization of intracellular Ca2+.
  • (15) Studying the bronchial tree on the chest x-ray it is possible to indicate the visceral situs with asplenia or with polysplenia.
  • (16) Reconstruction of the intrahepatic biliary tree was carried out in all patients using intrahepatic cholangiojejunostomies between common segmental hepatic stomata and a Roux-en-Y jejunal loop.
  • (17) Axonal trees display differential growth during development or regeneration; that is, some branches stop growing and often retract while other branches continue to grow and form stable synaptic connections.
  • (18) When the vascular supply is abnormal, reconstruction of the vascular tree of one or both organs may be needed.
  • (19) A major outbreak in Kent in 2012 saw 2,000 trees felled.
  • (20) "We are alarmed to see the government is even wavering about continuing its programme of tracing, testing and destroying infected young ash trees.

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