As more genes are involved in determining a trait, what happens to the distribution of the trait in the general population?

Question

Quizplus · Accepted Answer

As more genes are involved in determining a trait, the distribution of the trait tends to follow a normal distribution, with a bell-shaped curve. This is because a large number of genes with small effects contribute to the trait, resulting in a continuous variation in the population.

As More Genes Are Involved in Determining a Trait, What