n some chickens, the gene for feather color is controlled by codominance. The allele for black is B and the allele for white is W. The heterozygous phenotype is known as erminette (black and white spotted). 10pts a) What is the genotype for black chickens? b) What is the genotype for white chickens? c) What is the genotype for erminette chickens? d) Two erminette chickens were crossed. Show the Punnett square. e) What’s the probability they would have a black chick? ____% f) What’s the probability they would have a white chick? ____% g) What’s the probability they would have erminette chick? ___ %
n some chickens, the gene for feather color is controlled by codominance. The allele for black is B and the allele for white is W. The heterozygous phenotype is known as erminette (black and white spotted). 10pts a) What is the genotype for black chickens? b) What is the genotype for white chickens? c) What is the genotype for erminette chickens? d) Two erminette chickens were crossed. Show the Punnett square. e) What’s the probability they would have a black chick? ____% f) What’s the probability they would have a white chick? ____% g) What’s the probability they would have erminette chick? ___ %
Biology 2e
2nd Edition
ISBN:9781947172517
Author:Matthew Douglas, Jung Choi, Mary Ann Clark
Publisher:Matthew Douglas, Jung Choi, Mary Ann Clark
Chapter12: Mendel's Experiments And Heredity
Section: Chapter Questions
Problem 29CTQ: Why is it more efficient to perform a test cross with a homozygous recessive donor than a homozygous...
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Question
In some chickens, the gene for feather color is controlled by codominance. The allele for black is B and the allele for white is W. The heterozygous
a) What is the genotype for black chickens?
b) What is the genotype for white chickens?
c) What is the genotype for erminette chickens?
d) Two erminette chickens were crossed. Show the Punnett square.
e) What’s the probability they would have a black chick? ____%
f) What’s the probability they would have a white chick? ____%
g) What’s the probability they would have erminette chick? ___ %
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