Podcast
Questions and Answers
What are the genetic components of variability that contribute to the total amount of genetic variation responsible for a phenotypic trait?
What are the genetic components of variability that contribute to the total amount of genetic variation responsible for a phenotypic trait?
- VD, VE, VG
- VA, VG, VE
- VA, VE, VI
- VA, VD, VI (correct)
What is the genotypic intra-class correlation originally recognized by statistical geneticists?
What is the genotypic intra-class correlation originally recognized by statistical geneticists?
- Covariance among repeated evaluations
- Correlation among repeated measures
- Covariance between repeated measurements
- Ratio of VG to VP (correct)
What does the correlation among repeated measures represent?
What does the correlation among repeated measures represent?
- Covariance among repeated evaluations
- Variance of Yij and Yij’
- Covariance between Yij and Yij’ (correct)
- Ratio of VG to VP
How is the correlation among repeated measures represented?
How is the correlation among repeated measures represented?
What is the formula for the correlation among repeated measures in terms of covariance and variance?
What is the formula for the correlation among repeated measures in terms of covariance and variance?
What is the formula for estimating broad sense heritability?
What is the formula for estimating broad sense heritability?
What does the genotypic variance consist of in the composition of total genotypic variance (V_G = V_A + V_D + V_I)?
What does the genotypic variance consist of in the composition of total genotypic variance (V_G = V_A + V_D + V_I)?
What is the purpose of distinguishing heritability in the broad sense from the concept of repeatability?
What is the purpose of distinguishing heritability in the broad sense from the concept of repeatability?
What is the formula for heritability in the narrow sense, as defined by JL Lush?
What is the formula for heritability in the narrow sense, as defined by JL Lush?
What does broad sense heritability estimate?
What does broad sense heritability estimate?
The genetic components of variability responsible for a phenotypic trait include additive variance, VA, dominance variance, VD, and epistatic variance, VI.
The genetic components of variability responsible for a phenotypic trait include additive variance, VA, dominance variance, VD, and epistatic variance, VI.
The total amount of genetic variation responsible for a phenotypic trait can be represented as VP = VG + VE.
The total amount of genetic variation responsible for a phenotypic trait can be represented as VP = VG + VE.
The genotypic intra-class correlation is originally recognized by statistical geneticists such as RA Fisher.
The genotypic intra-class correlation is originally recognized by statistical geneticists such as RA Fisher.
The correlation among repeated measures is represented by the equation: $\rho(Y_{ij}, Y_{ij'}) = \frac{Cov(Y_{ij}, Y_{ij'})}{\sqrt{Var(Y_{ij})Var(Y_{ij'})}}$.
The correlation among repeated measures is represented by the equation: $\rho(Y_{ij}, Y_{ij'}) = \frac{Cov(Y_{ij}, Y_{ij'})}{\sqrt{Var(Y_{ij})Var(Y_{ij'})}}$.
The correlation among repeated measures is represented by the equation: $\rho(Y_{ij}, Y_{ij'}) = Cov(Y_{ij}, Y_{ij'}) \times Var(Y_{ij}) \times Var(Y_{ij'})$.
The correlation among repeated measures is represented by the equation: $\rho(Y_{ij}, Y_{ij'}) = Cov(Y_{ij}, Y_{ij'}) \times Var(Y_{ij}) \times Var(Y_{ij'})$.
Broad sense heritability is estimated using Equation 6, where V_G represents the total genetic variance and V_P represents the phenotypic variance.
Broad sense heritability is estimated using Equation 6, where V_G represents the total genetic variance and V_P represents the phenotypic variance.
The narrow sense heritability, denoted as h^2, is defined by the equation h^2 = V_A / V_P, where V_A represents the additive genetic variance and V_P represents the phenotypic variance.
The narrow sense heritability, denoted as h^2, is defined by the equation h^2 = V_A / V_P, where V_A represents the additive genetic variance and V_P represents the phenotypic variance.
Repeatability, as referred to by JL Lush, is a concept related to broad sense heritability.
Repeatability, as referred to by JL Lush, is a concept related to broad sense heritability.
The genotypic variance consists of additive genetic variance, dominance variance, and epistatic variance, as represented by V_G = V_A + V_D + V_I.
The genotypic variance consists of additive genetic variance, dominance variance, and epistatic variance, as represented by V_G = V_A + V_D + V_I.
The intra-class correlation coefficient was originally recognized as heritability in the broad sense by JL Lush in 1937.
The intra-class correlation coefficient was originally recognized as heritability in the broad sense by JL Lush in 1937.
