{Polychromatic acid} (Old Chem.), a substance obtained by the action of nitric acid on aloes. [1913 Webster]
The Collaborative International Dictionary of English. 2000.
polychromatic acid — noun A substance obtained by the action of nitric acid on aloes … Wiktionary
Polychromatic — Pol y*chro*mat ic, a. [Poly + chromatic.] Showing a variety, or a change, of colors. [1913 Webster] {Polychromatic acid} (Old Chem.), a substance obtained by the action of nitric acid on aloes. [1913 Webster] … The Collaborative International Dictionary of English
polychromatic cells — polychromatophil cells immature erythrocytes staining with both acid and basic stains so that their color is a diffuse mixture of blue gray and pink … Medical dictionary
coloration — 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,… … Universalium
Cell — The basic structural and functional unit in people and all living things. Each cell is a small container of chemicals and water wrapped in a membrane. Each cell in the human body there are 100 trillion cells in each of us contains the entire… … Medical dictionary
Silver stain — A silver stain (GMS) demonstrating the fungus histoplasma (black round balls) in a liver biopsy. Silver staining is the use of silver to selectively alter the appearance of the target. Contents … Wikipedia
Normoblast — An erythroblast is a type of red blood cell which still retains a cell nucleus. It is the immediate precursor of a normal erythrocyte. Contents 1 Nomenclature 2 Development 3 Additional images 4 … Wikipedia
Photochemistry — Photochemistry, a sub discipline of chemistry, is the study of chemical reactions that proceed with the absorption of light by atoms or molecules.[1]. Everyday examples include photosynthesis, the degradation of plastics and the formation of… … Wikipedia
Red blood cell — Human red blood cells (6 8μm) Red blood cells (abbreviated RBCs; also referred to as erythrocytes or simply, as red cells[1]) are the most common type of blood cell and the vertebrate organism s principal means of delivering oxygen (O2) to the… … Wikipedia
SDS-PAGE — PAGE redirects here. For other uses, see Page (disambiguation). Picture of an SDS PAGE. The molecular marker is in the left lane SDS PAGE, sodium dodecyl sulfate polyacrylamide gel electrophoresis, describes a collection of related techniques… … Wikipedia
