Search results
Results from the WOW.Com Content Network
An example Gel documentation system, showing the results of gel electrophoresis on a connected monitor.. A gel doc, also known as a gel documentation system, gel image system or gel imager, refers to equipment widely used in molecular biology laboratories for the imaging and documentation of nucleic acid and protein suspended within polyacrylamide or agarose gels.
[4] [3] In figure 5, several related terms and symbols are shown. Focal length (f) refers to the elevation difference between the film and the lens. [2] [4] H is the elevation difference between the lens and the sea level, which is the average level of the water surface. [2] [4] h is the elevation difference between the terrain surface and the ...
Unlike a spirit duplicator master, a hectograph master is not a mirror image. Thus, when using a spirit duplicator master with a hectograph, one writes on the back of the purple sheet, using it like carbon paper to produce an image on the white sheet, rather than writing on the front of the white sheet to produce a mirror image on its back.
The visual system is organized hierarchically, with anatomical areas that have specialized functions in visual processing. Low-level visual processing is concerned with determining different types of contrast among images projected onto the retina whereas high-level visual processing refers to the cognitive processes that integrate information from a variety of sources into the visual ...
Articles in economics journals are usually classified according to JEL classification codes, which derive from the Journal of Economic Literature.The JEL is published quarterly by the American Economic Association (AEA) and contains survey articles and information on recently published books and dissertations.
An exemplification essay is characterized by a generalization and relevant, representative, and believable examples including anecdotes. Writers need to consider their subject, determine their purpose, consider their audience, decide on specific examples, and arrange all the parts together when writing an exemplification essay. [18]
Depending on local conventions, underscores (underlines) may be used on manuscripts (and historically on typescripts) to indicate the special typefaces to be used: [4] [5] single dashed underline for stet, 'let it stand', proof-reading mark cancelled. single straight underline for italic type; single wavy underline for bold type
A caption may be a few words or several sentences. Writing good captions takes effort; along with the lead and section headings, captions are the most commonly read words in an article, so they should be succinct and informative. Not every image needs a caption; some are simply decorative. Relatively few may be genuinely self-explanatory.