The First Step in the Backcross Mating Strategy for QTL

question 29

Multiple Choice

The first step in the backcross mating strategy for QTL mapping is that

• A) two inbred parental strains that differ in a quantitative trait are crossed to produce an F1.
• B) the F1 offspring are crossed with each other.
• C) the F2 offspring must contain chromosomes that are recombinant between the markers and the genes involved in the trait
• D) each parent should contain the same alleles at each QTL.

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Definitions:

Hereditary Aristocracy

A social class of nobility or the elite, whose status, privileges, and titles are passed down through family lines, often linked to lineage rather than personal achievement.

Unchallenged Heads

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American Revolution

A colonial revolt that took place between 1765 and 1783, in which the Thirteen American Colonies won independence from Great Britain, becoming the United States of America.

Property Qualification

Historical voting or office-holding requirement that mandated individuals own a certain amount of property or land to participate in the political process.