light-sensitive cell
71coloration — colorational, adj. colorationally, adv. /kul euh ray sheuhn/, n. appearance with regard to color arrangement or use of colors; coloring: the bold coloration of some birds. [1605 15; COLOR + ATION] * * * ▪ biology Introduction in biology,… …
72Preclinical imaging — is the visualization of animals for research purposes, such as drug development. Imaging modalities have long been crucial to the researcher in observing changes, either at the organ, tissue, cell, or molecular level, in animals responding to… …
73Melanopsin — Opsin 4 Identifiers Symbols OPN4; MGC142118; MOP External IDs OMIM:  …
74Color photography — Color film redirects here. For the motion picture equivalent, see Color motion picture film. A circa 1850 Hillotype photograph of a colored engraving. Long believed to be a complete fraud, recent testing found that Levi Hill s process did… …
75Retinol — Chembox new ImageFile = Retinol structure.svg ImageSize = 350px IUPACName =(2E,4E,6E,8E) 3,7 dimethyl 9 (2,6,6 trimethylcyclohex 1 enyl)nona 2,4,6,8 tetraen 1 ol OtherNames = Section1 = Chembox Identifiers CASNo = 11103 57 4 PubChem = 1071 SMILES …
76Luciferase — protein Name = Firefly luciferase caption = Crystal structure of Photinus pyralis firefly luciferase width = 200 HGNCid = Symbol = Firefly luciferase AltSymbols = EntrezGene = OMIM = RefSeq = UniProt = P08659 PDB = 1LCI ECnumber = 1.13.12.7… …
77Video camera tube — In older video cameras, before the mid to late 1980s, a video camera tube or pickup tube was used instead of a charge coupled device (CCD) for converting an optical image into an electrical signal. Several types were in use from the 1930s to the… …
78photoengraving — /foh toh en gray ving/, n. 1. a photographic process of preparing printing plates for letterpress printing. 2. a plate so produced. 3. a print made from it. [1870 75; PHOTO + ENGRAVING] * * * Any of several processes for producing printing plates …
79chemical industry — Introduction complex of processes, operations, and organizations engaged in the manufacture of chemicals and their derivatives. Although the chemical industry may be described simply as the industry that uses chemistry and… …
80plant development — Introduction a multiphasic process in which two distinct forms succeed each other in alternating generations. One form, created by the union of sexual cells (gametes (gamete)), contains two sets of similar chromosomes (diploid). At sexual… …
