Mendel drew from his monohybrid cross was that the two alleles  in each plant separate when gamete are formed, and one allele goes into each gamete.

The two alleles of an individual plant separate with equal probability into the gametes.

Independent assortment

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#Unit 8. Inheritance Biology

Quantitative trait loci (QTLs) - Chromosomal regions containing genes that influence a quantitative trait.

AaBbCc

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#Unit 8. Inheritance Biology

Number of genotype = 3n

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#Unit 8. Inheritance Biology

Number of phenotype =2n+1

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#Unit 8. Inheritance Biology

One dominant polygene contribute=Max phenotype – Min phenotype

                                                              Number of dominant polygene in      

                                                               maximum phenotype

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#Unit 8. Inheritance Biology

2 QTL -

1/16, 4/16, 6/16, 4/16, 1/16 

maximum      intermediate      minimum

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#Unit 8. Inheritance Biology

AABB × aabb

   180cm 20cm