Important Terms

quantitative genetics

quantitative trait locus (QTL)

meristic characteristic

threshold characteristic

frequency distribution

normal distribution

population

sample

mean

variance

standard deviation

correlation

correlation coefficient

regression

regression coefficient

heritability

phenotypic variance

genetic variance

environmental variance

genetic-environmental interaction variance

additive genetic variance

dominance genetic variance

genic interaction variance

broad-sense heritability

narrow-sense heritability

natural selection

artificial selection

response to selection

selection differential

realized heritability

phenotypic correlation

genetic correlation

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