ANSC 4395-Breeding & Genetics
Exam Questions and Answers
100% PASS
Simply-Inherited Traits: - CORRECT ANSWER-Traits affected by only a few
genes
EX: Coat color, Horns
Simply-inherited Traits:
-Qualitative or categorical - CORRECT ANSWER-Either/or expression
EX: Black or red, Horned or polled
Simply-inherited Traits are rarely... - CORRECT ANSWER-quantitative (Measured
with numbers or continuous)
, EX: White spotting in cats (1-9 numerical rating)
Simply-inherited Traits are typically, affected very little by... - CORRECT
ANSWER-environment
EX: Chocolate lab may bleach out if left in the sun, but there is no mistaking it for
a black or yellow lab
Polygenic Traits: - CORRECT ANSWER-Affected by many genes with no gene
having an overriding influence
EX: Growth rate, Milk production, Ribeye area
Polygenic Traits are typically... - CORRECT ANSWER-quantitative or continuous
in expression
-Phenotypes are usually described by numbers
EX: Weaning weights, Milk yield, Ribeye Area
Polygenic Traits are greatly influenced by... - CORRECT ANSWER-environment
-Lack of feed
-Heat/cold stress
© 2026 Copyright. All Rights Reserved. This document is
protected by copyright law
Exam Questions and Answers
100% PASS
Simply-Inherited Traits: - CORRECT ANSWER-Traits affected by only a few
genes
EX: Coat color, Horns
Simply-inherited Traits:
-Qualitative or categorical - CORRECT ANSWER-Either/or expression
EX: Black or red, Horned or polled
Simply-inherited Traits are rarely... - CORRECT ANSWER-quantitative (Measured
with numbers or continuous)
, EX: White spotting in cats (1-9 numerical rating)
Simply-inherited Traits are typically, affected very little by... - CORRECT
ANSWER-environment
EX: Chocolate lab may bleach out if left in the sun, but there is no mistaking it for
a black or yellow lab
Polygenic Traits: - CORRECT ANSWER-Affected by many genes with no gene
having an overriding influence
EX: Growth rate, Milk production, Ribeye area
Polygenic Traits are typically... - CORRECT ANSWER-quantitative or continuous
in expression
-Phenotypes are usually described by numbers
EX: Weaning weights, Milk yield, Ribeye Area
Polygenic Traits are greatly influenced by... - CORRECT ANSWER-environment
-Lack of feed
-Heat/cold stress
© 2026 Copyright. All Rights Reserved. This document is
protected by copyright law