quantitative genetics(redirected from Multigenic trait)
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n. (used with a sing. verb)
The study of the effects that heredity and environment have on traits that can be quantitatively measured, such as size.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.