In an Experiment Carried Out in a Chicken Population,measurements of Fat

question 23

Multiple Choice

In an experiment carried out in a chicken population,measurements of fat content reveal that the genetic variance for this trait is 120 g²,the environmental variance is 80 g² and the variance due to dominance is 38 g².The narrow-sense heritability (h²) of fat content in these chickens is:

• A)0.24.
• B)0.41.
• C)0.52.
• D)0.74.
• E)0.90 .

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