Context: In a group of budgerigar parakeets, some individuals have green body feathers and others have blue body feathers. In this group, the gene for the body feather color trait has two alleles. The allele for blue body feathers (b) is recessive to the allele for green body feathers (B).
Iago is a budgerigar parakeet from this group. Iago has the homozygous genotype bb for the body feather color gene.
Based on this information, what is Iago's phenotype for the body feather color trait?
A. blue body feathers
B. green body feathers
Choose the right answer from the options and respond with its letter.
Answer: A