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In a test cross, if one parent’s genotype is homozygous dominant
0
A dihybrid cross involves crossing two traits and a monohybrid only one trait
all of the offspring will have the dominant phenotype
Tt
75% rose comb and 25% single comb
50
50
hybrid
In mice, black is dominant to white color and color is determined by a single gene. Two black mice are crossed. They produce 2 black offspring and one white offspring. If the white
0
A dihybrid cross involves crossing two traits and a monohybrid only one trait
all of the offspring will have the dominant phenotype
Tt
75% rose comb and 25% single comb
50
50
hybrid
In chickens, rose comb (R) is dominant to single comb (r). A homozygous rose-combed rooster is mated with a single-combed hen. All of the chicks in the F1 generation were kept toge
0
A dihybrid cross involves crossing two traits and a monohybrid only one trait
all of the offspring will have the dominant phenotype
Tt
75% rose comb and 25% single comb
50
50
hybrid
A heterozygous organism is best described as which of these?
0
A dihybrid cross involves crossing two traits and a monohybrid only one trait
all of the offspring will have the dominant phenotype
Tt
75% rose comb and 25% single comb
50
50
hybrid
A true-breeding tall pea plant is crossed with a true-breeding short pea plant, and all the offspring are tall. What is the most likely genotype of the offspring?
0
A dihybrid cross involves crossing two traits and a monohybrid only one trait
all of the offspring will have the dominant phenotype
Tt
75% rose comb and 25% single comb
50
50
hybrid
In mink, brown fur color is dominant to silver-blue fur color. If a homozygous brown mink is mated with a silver-blue mink and 8 offspring are produced, how many would be expected
0
A dihybrid cross involves crossing two traits and a monohybrid only one trait
all of the offspring will have the dominant phenotype
Tt
75% rose comb and 25% single comb
50
50
hybrid
If two heterozygous individuals are crossed, what percent of their offspring are also expected to be heterozygous?
0
A dihybrid cross involves crossing two traits and a monohybrid only one trait
all of the offspring will have the dominant phenotype
Tt
75% rose comb and 25% single comb
50
50
hybrid
What is the difference between a monohybrid cross and a dihybrid cross?
0
A dihybrid cross involves crossing two traits and a monohybrid only one trait
all of the offspring will have the dominant phenotype
Tt
75% rose comb and 25% single comb
50
50
hybrid
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