Flashcards in CH. 13 Deck (10):
Correlated Response to Selection
Genetic change in one or more traits resulting from selection for another
The phenomenon of a single gene affecting more than one trait
(1) A measure of the strength (consistency, reliability) of the relationship between breeding values for one trait and breeding values for another trait; (2) A measure of pleiotropy
A measure o the strength (consistency, reliability) of the relationship between performance in one trait and performance in another trait
A measure of the strength (consistency, reliability) of the relationship between environmental effects on one trait and environmental effects on another trait.
A relative increase in the growth rate of thin animals after they are placed on adequate feed. They tend to compensate for being underweight.
Direct Response to Selection
Genetic change in a trait resulting from selection for that triat
Selection for one trait as a means of improving a genetically correlated trait
Selection for a trait as a means of improving that same trait