The table below shows narrow-sense heritability estimates for body weight and egg production in chickens. $\begin{array} { l l } \text { Trait } & h ^ { 2 } \\\hline\text { Body weight } & 0.5 \\\text { Egg production } & 0.2\end{array}$ a. Which chicken trait would respond best to selection? Explain your answer.
b. Explain the expected gain if high-egg-producing chickens are selectively bred.
c. Explain how and why the h² would change over generations of selective breeding for high egg production.

Question

The table below shows narrow-sense heritability estimates for body weight and egg production in chickens.

\begin{array} { l l } \text { Trait } & h ^ { 2 } \\\hline\text { Body weight } & 0.5 \\\text { Egg production } & 0.2\end{array}

a. Which chicken trait would respond best to selection? Explain your answer.
b. Explain the expected gain if high-egg-producing chickens are selectively bred.
c. Explain how and why the h² would change over generations of selective breeding for high egg production.

Quizplus · Accepted Answer

The Answer of The table below shows narrow-sense heritability estimates for body weight and egg production in chickens. $$\begin{array} { l l } \text { Trait } & h ^ { 2 } \ \hline \text { Body weight } & 0.5 \ \text { Egg production } & 0.2 \end{array}$$ a. Which chicken trait would respond best to selection? Explain your answer. b. Explain the expected gain if high-egg-producing chickens are selectively bred. c. Explain how and why the h² would change over generations of selective breeding for high egg production.

The Table Below Shows Narrow-Sense Heritability Estimates for Body Weight Trait h2 Body weight 0.5 Egg production 0.2\begin{array} { l l } \text { Trait } & h ^ { 2 } \\\hline\text { Body weight } & 0.5 \\\text { Egg production } & 0.2\end{array} Trait Body weight Egg production ​h20.50.2​​

The Table Below Shows Narrow-Sense Heritability Estimates for Body Weight $\begin{array} { l l } \text { Trait } & h ^ { 2 } \\\hline\text { Body weight } & 0.5 \\\text { Egg production } & 0.2\end{array}$