Course

Genetics

Study Pack

Set 28 Complex And Quantitative Traits

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Question 1

(True False)

Free
Since quantitative traits are frequently associated with a number of genes and the environment, it is difficult to assign accurate phenotypic classes for a Punnett square diagram.

Answer

Question 2

(Multiple Choice)

Free
QTL mapping can rely on the relationship between genes for quantitative traits and which of the following?

A) The centromere
B) Transposon sites
C) Structural genes
D) Molecular markers such as RFLPs

Answer

Question 3

(Multiple Choice)

Free
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.

Answer