- primary pigment cells
Online Dictionary of Invertebrate Zoology. A.R. Maggenti and S.L. Gardne. 2005.
primary pigment cells
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primary iris cells — see corneal pigment cells … Dictionary of invertebrate zoology
corneal pigment cells — (ARTHROPODA) The two corneal cells that envelop each crystalline cone of a compound eye; in the developing eye, distal to the cone they secrete the corneal lense; also called primary pigment cells, corneagenous pigment cells and primary iris… … Dictionary of invertebrate zoology
Pigment (biology) — In biology, a pigment or biochromeFact|date=June 2008 is any material resulting in color of plant or animal cells, which is the result of selective color absorption. Many biological structures, such as skin, eyes, fur and hair contain pigments… … Wikipedia
Pigment — For the drug referred to as pigment, see black tar heroin. Natural ultramarine pigment in powdered form … Wikipedia
pigment — /pig meuhnt/, n. 1. a dry insoluble substance, usually pulverized, which when suspended in a liquid vehicle becomes a paint, ink, etc. 2. a coloring matter or substance. 3. Biol. any substance whose presence in the tissues or cells of animals or… … Universalium
Biological pigment — The Blue Morpho butterfly, native to Central America, derives its distinctive blue coloring from iridescence rather than from pigmentation. Biological pigments, also known simply as pigments or biochromes[1] are substances produced by living… … Wikipedia
crystalline cone — (ARTHROPODA: Insecta) The hard, clear intracellular structure of the eucone eye, produced by Semper cells beneath the cornea and bordered laterally by the primary pigment cells; also known as vitreous body or crystalline body; see acone eye,… … Dictionary of invertebrate zoology
eye, human — ▪ anatomy Introduction specialized sense organ capable of receiving visual images, which are then carried to the brain. Anatomy of the visual apparatus Structures auxiliary to the eye The orbit The eye is protected from mechanical injury… … Universalium
animal development — Introduction the processes that lead eventually to the formation of a new animal starting from cells derived from one or more parent individuals. Development thus occurs following the process by which a new generation of organisms is produced by … Universalium
photoreception — 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 … Universalium
