A Bell Curve Is Characteristic of the Distribution of Phenotypes

question 30

Multiple Choice

A bell curve is characteristic of the distribution of phenotypes of a multifactorial trait because

• A)the phenotypes in the middle of the curve correspond to fewer genotypes than the phenotypes at the ends of the distribution.
• B)the phenotypes at the ends of the curve correspond to fewer genotypes than the phenotypes at the middle of the distribution.
• C)most people are average for the trait.
• D)people at the extreme ends of the distribution do not survive to reproduce.