<P> An example of a characteristic determined by a genotype is the petal color in a pea plant . The collection of all genetic possibilities for a single trait are called alleles ; two alleles for petal color are purple and white . </P>
<P> An example of a characteristic determined by a genotype is the petal color in a pea plant . The collection of all genetic possibilities for a single trait are called alleles ; two alleles for petal color are purple and white . </P>
the genetic makeup of a trait can be illustrated by its
the genetic makeup of a trait can be illustrated by its
alleles
alleles