Question

wendys mother has blue eyes and her father has brown eyes. the allele for brown eye color is dominant (b) to the allele for blue eye color (b), but wendy has blue eyes. therefore, wendys ______ must be ______ and her fathers must be bb.

a. genotype; bb
b. phenotype; bb
c. genotype; bb
d. phenotype; bb

Explanation:

Blue eye color is a recessive trait. For a recessive trait to be expressed, an individual must have two copies of the recessive allele. Genotype refers to the genetic makeup of an individual. Since Wendy has blue eyes, her genotype must be bb as the recessive trait is expressed.

Answer:

C. genotype; bb