Greg is raising pea plants. A new recessive mutation has resulted in one plant with red flowers with the genotype pp. All of his other plants have purple flowers and the genotype PP. If a red pp plant is cross-

bred with a purple PP plant, what will be the phenotype of the offspring?

O 25 percent purple and 75 percent red

O 75 percent purple and 25 percent red

O 100 percent purple

O 50 percent purple and 50 percent red