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salivary glands
(Encyclopedia) salivary glandssalivary glandssălˈəvârˌē [key], in humans, three pairs of glands that secrete the alkaline digestive fluid, saliva, into the mouth. Most animals have salivary glands…Palma
(Encyclopedia) Palma or Palma de MallorcaPalma de Mallorcapälˈmä ᵺā mälyôrˈkä [key], city (1990 pop. 325,120), capital of Majorca island and of Baleares prov., Spain, on the Bay of Palma. It is the…tachyon
(Encyclopedia) tachyontachyontăkˈēŏnˌ [key], hypothetical elementary particle that travels only at speeds exceeding that of light. According to the theory of relativity, the speed of light is the…Chemistry: Colloids: Somewhere in Between
Colloids: Somewhere in BetweenChemistryElements, Compounds, and MixturesPure SubstancesShake It Up: MixturesColloids: Somewhere in BetweenSeparating Mixtures Earlier, I said that something was…Mixed Numbers and Improper Fractions
A mixed number is a combination of a whole number and a fraction. For example, if you have two whole apples and one half apple, you could describe this as 2 + 1/2 apples, or 21/2 apples. Writing…Chemistry: What's in a Name? Covalent Nomenclature
What's in a Name? Covalent NomenclatureChemistryGetting to Know Covalent CompoundsWhat Are Covalent Compounds?Formation of Multiple Covalent BondsProperties of Covalent CompoundsWhat's in a Name?…Geometry: Ratio, Proportion, and Geometric Means
Ratio, Proportion, and Geometric Means Geometry Similar Triangles Ratio, Proportion, and Geometric Means Properties of Similar Triangles The Big Three Before you start analyzing similar…Pronoun Reference: A Match Made in Writer's Heaven
A Match Made in Writer's HeavenPronoun ReferenceIntroductionHow's That Again?It Just Proves There's Someone for EveryoneA Match Made in Writer's Heaven Just as there's a pot for every lid, so there…constellation, in astronomy
(Encyclopedia) CE5 Constellations: Southern sky CE5 Constellations: Southern sky CE5 Constellations: Southern sky constellation, in common usage, group of stars that appear to form a…competition, in economics
(Encyclopedia) competition, in economics, rivalry in supplying or acquiring an economic service or good. Sellers compete with other sellers, and buyers with other buyers. In its perfect form, there…Trending
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