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In poultry, the allele, B, can result in black feathers. Its allele, b, can produce white splashed feathers. The heterozygous results in blue feathers. The factors O and C are both required for any color at all in the feathers. Homozygous recessiveness at either locus results in white feathers. In each of the following 3 cases give the genotypes of the parental birds and their offspring. 2 pt Two completely white birds which produce a F1 which is black. Two black birds which produce 54 black birds and 42 white birds. Two blue birds which produce 16 black, 47 blue, and 14 white slashed birds.

User Jpseng
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The genotype of parents and offspring is as follow.

BBCCOO Black

bbCCOO splashed

BbCcOo blue

BBCCoo white

BBccOO white

Answer a:

BB oo CC x BB OO cc

Answer b:

BB Oo Cc x BB Oo Cc

Answer c:

Bb OO CC x Bb OO CC

User Martinsb
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