a configuration in the upper branches of the Y of an antibody molecule, unique in each antibody type, that binds with the determinant of a specific antigen.
These Hacks Remind Us That Spelling Still MattersSpelling still matters. Why? Because following spelling conventions eases communication and helps avoid confusion. Here are some of the most inventive spelling tips to cover blackboards and whiteboards over the years.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Science definitions for variable region
The portion of the amino (NH2) terminal of an antibody's heavy and light chains having a variable amino acid sequence. The structure of the variable region determines the antigenic specificity of the antibody. Compare constant region.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.