symmetrical correlation
51probability and statistics — ▪ mathematics Introduction the branches of mathematics concerned with the laws governing random events, including the collection, analysis, interpretation, and display of numerical data. Probability has its origin in the study of gambling… …
52Molecular models of DNA — While this purified DNA precipitated in a water jug (left) appears to be a formless mass, nucleic acids actually possess intricate structure at the nanoscale (right). M …
53Carotene — The term carotene is used for several related substances having the formula C40H56. Carotene is an orange photosynthetic pigment important for photosynthesis.It is responsible for the orange colour of the carrot and many other fruits and… …
54Embouchure — The embouchure is the use of facial muscles and the shaping of the lips to the mouthpiece of a wind instrument.The word is of French origin and is related to the root bouche (fr.), mouth .The proper embouchure allows the instrumentalist to play… …
55Global Positioning System — GPS redirects here. For other uses, see GPS (disambiguation). Geodesy Fundamentals …
56Lift (force) — For other uses, see Lift. Boeing 747 8F landing A fluid flowing past the surface of a body exerts a surface force on it. Lift is the component of this force that is perpendicular to the …
57Organic chemistry — Structure of the methane molecule: the simplest hydrocarbon compound. Organic chemistry is a subdiscipline within chemistry involving the scientific study of the structure, properties, composition, reactions, and preparation (by synthesis or by… …
58Sexual selection — This article is about the evolutionary concept. For the selection of the sex of offspring, see sex selection. Goldie s Bird of paradise: Ornamented male above; female below. Paradesia decora by John Gerrard Keulemans (d.1912) Sexual selection, a… …
59Emergence — For other uses see Emergence (disambiguation), Emergent, and Emergency. : See also the closely related articles: Spontaneous order and self organization. In philosophy, systems theory and the sciences, emergence is the way complex systems and… …
60Mollusca — Temporal range: Cambrian–Recent …
