In Border Collies, black coat (B) is dominant to red coat (b). A breeder has a black male that has won numerous awards.T he breeder would like to use the dog for breeding if he is purebred (BB). To learn this information, she testcrosses him with a red female (bb). a) If the black male is BB, what kind of gamete (sperm) can he produce? b) If the red female is bb, what kind of gamete (eggs) can she produce? c) If the black male is Bb, what kind(s) of gametes (sperm) can he produce? d) If any of the puppies are red, what is the father's genotype?
In Border Collies, black coat (B) is dominant to red coat (b). A breeder has a black male that has won numerous awards.T he breeder would like to use the dog for breeding if he is purebred (BB). To learn this information, she testcrosses him with a red female (bb).
a) If the black male is BB, what kind of gamete (sperm) can he produce?
b) If the red female is bb, what kind of gamete (eggs) can she produce?
c) If the black male is Bb, what kind(s) of gametes (sperm) can he produce?
d) If any of the puppies are red, what is the father's genotype?
1) GENOTYPE- Set of genes acquired from our parents and will pass this to the upcoming generation.
2) PHENOTYPE- It is the set of external appearance characters which are the outcome of genes inherited.
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