stepwise change
61Mac OS X — OSX redirects here. For other uses, see OSX (disambiguation). Mac OS X …
62Nuclear pore — Diagram of human cell nucleus. Nuclear pore labeled at bottom left …
63RNA world hypothesis — A comparison of RNA (left) with DNA (right), showing the helices and nucleobases each employs. The RNA world hypothesis proposes that life based on ribonucleic acid (RNA) pre dates the current world of life based on deoxyribonucleic acid (DNA),… …
64List of statistics topics — Please add any Wikipedia articles related to statistics that are not already on this list.The Related changes link in the margin of this page (below search) leads to a list of the most recent changes to the articles listed below. To see the most… …
65Water pollution — Raw sewage and industrial waste flows across international borders New River passes from Mexicali to Calexico, California. Water pollution is the contamination of water bodies (e.g. lakes, rivers, oceans and groundwater). Water p …
66Chain shift — In phonology, a chain shift is a phenomenon in which several sounds move stepwise along a phonetic scale. The sounds involved in a chain shift can be ordered into a chain in such a way that, after the change is complete, each phoneme ends up… …
67Native American music — Introduction music of the indigenous peoples of the Western Hemisphere. The Americas contain hundreds of native communities, each with its own distinctive history, language, and musical culture. These communities although united in placing… …
68Cell surface receptor — The seven transmembrane α helix structure of a G protein coupled receptor Cell surface receptors (membrane receptors, transmembrane receptors) are specialized integral membrane proteins that take part in communication between the cell and the… …
69Ordinary least squares — This article is about the statistical properties of unweighted linear regression analysis. For more general regression analysis, see regression analysis. For linear regression on a single variable, see simple linear regression. For the… …
70Antibody — Immunoglobulin redirects here. For the immunoglobulin family, see Immunoglobulin superfamily. Antibodies redirects here. For the film, see Antibodies (film). Each antibody binds to a specific antigen; an interaction similar to a lock and key. An… …
