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  2. Propagule pressure - Wikipedia

    en.wikipedia.org/wiki/Propagule_pressure

    Propagule pressure plays an important role in species invasions (Groom, 2006). Charles Darwin was the first to study specific factors related to invasions of non-native species. In his research he identified that few members of the same genus were present in habitats containing naturalized non-indigenous species (Colautti et al., 2006).

  3. Bloom filter - Wikipedia

    en.wikipedia.org/wiki/Bloom_filter

    Kiss et al described a new construction for the Bloom filter that avoids false positives in addition to the typical non-existence of false negatives. [33] The construction applies to a finite universe from which set elements are taken. It relies on existing non-adaptive combinatorial group testing scheme by Eppstein, Goodrich and Hirschberg.

  4. LabCorp v. Metabolite, Inc. - Wikipedia

    en.wikipedia.org/wiki/LabCorp_v._Metabolite,_Inc.

    In 1999, Metabolite sued LabCorp for infringement of a patent covering a diagnostic test. The single claim at issue, claim 13, is reproduced in full below: "A method for detecting a deficiency of cobalamin or folate in warm-blooded animals comprising the steps of: "assaying a body fluid for an elevated level of total homocysteine; and "correlating an elevated level of total homocysteine in ...

  5. Wikipedia:Reference desk/Archives/Science/June 2006

    en.wikipedia.org/.../Archives/Science/June_2006

    Wikipedia:Reference desk archive/Science/2006 June 12. Headset adapter question; Seizures and blood pressure; moon; Insect question; Web; Birds' sexual organs; learning how to fix mobile phones; Civilization of birds; dna; difference b/w velocity and acceleration? Body Volume; additives; pop and pop3; mobile phone as modem! IP address configuration

  6. Defense in insects - Wikipedia

    en.wikipedia.org/wiki/Defense_in_insects

    The opposite also holds true; defenses that are too costly will have a little chance of being passed down. Examples of defenses that have withstood the test of time include hiding, escape by flight or running, and firmly holding ground to fight as well as producing chemicals and social structures that help prevent predation.

  7. Biuret test - Wikipedia

    en.wikipedia.org/wiki/Biuret_test

    In chemistry, the biuret test (IPA: / ˌ b aɪ j ə ˈ r ɛ t /, / ˈ b aɪ j ə ˌ r ɛ t / [1]), also known as Piotrowski's test, is a chemical test used for detecting the presence of at least two peptide bonds in a molecule. In the presence of peptides, a copper(II) ion forms mauve-colored coordination complexes in an alkaline solution.

  8. Spot analysis - Wikipedia

    en.wikipedia.org/wiki/Spot_analysis

    Spot analysis, spot test analysis, or spot test is a chemical test, a simple and efficient technique where analytic assays are executed in only one, or a few drops, of a chemical solution, preferably in a great piece of filter paper, without using any sophisticated instrumentation.

  9. Science (UIL test) - Wikipedia

    en.wikipedia.org/wiki/Science_(UIL_test)

    The student with the most wins in the history of the competition is Kieran Fitzgerald from Friendswood High School, who achieved the highest score in any division three years in a row: 2003-2004, 2004-2005, and 2005-2006.