A 'ladder' on a gel refers to the crosslinking of acrylamide a set of bands of known size an artifact caused by cracks in the gel matrix the increasing concentration of acrylamide in a gradient gel
A 'ladder' on a gel refers to the crosslinking of acrylamide a set of bands of known size an artifact caused by cracks in the gel matrix the increasing concentration of acrylamide in a gradient gel
Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
Section: Chapter Questions
Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...
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Transcribed Image Text:**Question:** A 'ladder' on a gel refers to
- ○ the crosslinking of acrylamide
- ○ a set of bands of known size
- ○ an artifact caused by cracks in the gel matrix
- ○ the increasing concentration of acrylamide in a gradient gel
**Explanation:** In a gel electrophoresis experiment, a "ladder" is typically a set of bands of known size. Researchers use these markers to estimate the sizes of DNA, RNA, or protein fragments in the gel.
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