in+layers
91Quilting — is a sewing method done either by hand, by sewing machine, or by a longarm quilting system. The process uses a needle and thread to join two or more layers of material together to make a quilt. Typical quilting is done with three layers: the top… …
92Retina — For the Retina display in the iPhone 4, see iPhone 4#Display. Retina Right human eye cross sectional view. Courtesy NIH National Eye Institute. Many animals hav …
93Giant magnetoresistance — Founding results of Fert et al. Giant magnetoresistance (GMR) is a quantum mechanical magnetoresistance effect observed in thin film structures composed of alternating ferromagnetic and non magnetic layers. The 2007 Nobel Prize in physics was… …
94Soil horizon — Soil samples illustrating horizons (subsoil on right) A soil horizon is a specific layer in the land area that is parallel to the soil surface and possesses physical characteristics which differ from the layers above and beneath …
95Geology of Mars — Mars   Mars as seen by the Hubble Space Telescope Designations …
96Microbial mat — A microbial mat is a multi layered sheet of micro organisms, mainly bacteria and archaea. Microbial mats grow at interfaces between different types of material, mostly on submerged or moist surfaces but a few survive in deserts.[1] They colonize… …
97photoreception — photoreceptive, adj. /foh toh ri sep sheuhn/, n. the physiological perception of light. [1905 10; PHOTO + RECEPTION] * * * Biological responses to stimulation by light, most often referring to the mechanism of vision. In one celled organisms such …
98wood — wood1 woodless, adj. /wood/, n. 1. the hard, fibrous substance composing most of the stem and branches of a tree or shrub, and lying beneath the bark; the xylem. 2. the trunks or main stems of trees as suitable for architectural and other… …
99Wood — /wood/, n. 1. Grant, 1892 1942, U.S. painter. 2. Leonard, 1860 1927, U.S. military doctor and political administrator. * * * I Hard, fibrous material formed by the accumulation of secondary xylem produced by the vascular cambium. It is the… …
100Human skin — Skin epidermis (A), dermis (B), and subcutis (C), showing a hair follicle (1), sweat gland (11) sebaceous gland (7) Latin cutis …
