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If a heterozygous shorthaired male is crossed with a heterozygous female and eventually 64 offspring are produced, you would expect a near perfect phenotypic ratio. (Short hair is dominant).

Which is the genotypic ratio of a cross between a heterozygous shorthaired male guinea pig and a heterozygous female?

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In humans brown eye color is dominant to blue eye color. Suppose that your mother is homozygous and your father is heterozygous and you have brown eyes. If you have a child with blue eyes: a. Give the genotype of both of your parents. _____ & _____(One parent has more than one possible genotype)
b. Give your genotype._____________
c. Give your spouse's genotype.
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AA-Bio Final Exam-3

mod 9 Practice Lab

QuestionAnswer
If a heterozygous shorthaired male is crossed with a heterozygous female and eventually 64 offspring are produced, you would expect a near perfect phenotypic ratio. (Short hair is dominant). Which is the genotypic ratio of a cross between a heterozygous shorthaired male guinea pig and a heterozygous female? 1 SS:2 Ss:1 ss
In humans brown eye color is dominant to blue eye color. Suppose that your mother is homozygous and your father is heterozygous and you have brown eyes. If you have a child with blue eyes: a. Give the genotype of both of your parents. _____ & _____(One parent has more than one possible genotype) b. Give your genotype._____________ c. Give your spouse's genotype. (There is more than one possibility) _____OR _______ What is your spouse's genotype? BB Bb bb (answer= Either b or c )
In rabbits brown color is dominant over white color and short hair is dominant over long hair. A brown shorthaired rabbit is crossed with a white, long-haired rabbit. This resulted in offspring that totaled: 50-brown, longhaired rabbits 50-white, shorthaired rabbits What are the genotypes of the parents? Brown, shorthaired parent _________________ White, longhaired parent _________________ What is the genotype of the brown, short-haired parent? BbSs
In man, brown eyes are dominant to blue and dark hair dominant to red. A man has brown eyes and red hair. He marries a woman with blue eyes and dark hair. Their first child has brown eyes and red hair and the second child has blue eyes and dark hair. Give the genotypes of both parents and both children. D = gene for dark hair B = gene for brown eyes d = gene for red hair b = gene for blue eyes Man __Woman ___1st Child ___ 2nd Child ____ What is the genotype of the woman? bbDd
In guinea pigs, the gene for black coat color is dominant to the gene for white coat color. A homozygous black male guinea pig is crossed with a white female. Which of the following is the phenotypic ratio of a cross between a black male guinea pig and a white female guinea pig? 4 Black:0
In watermelons the gene for green color and the gene for round shape are dominant over their alleles for striped color and long shape. What will be the genotypic and phenotypic ratios resulting from a cross of two plants that are heterozygous for both traits? Genotypic ratio: ____________ Phenotypic ratio: ____________ What is the phenotypic ratio of the cross between plants that are heterozygous for two traits? 9 green round : 3 green long : 3 striped round : 1 striped long
In guinea pigs, the gene for black coat color is dominant to the gene for white coat color. A homozygous black male guinea pig is crossed with a white female. Which of the following is the genotypic ratio of a cross between a homozygous black male guinea pig and a white guinea pig? 4 Bb:0
In rabbits brown color is dominant over white color and short hair is dominant over long hair. A brown shorthaired rabbit is crossed with a white, long-haired rabbit. This resulted in offspring that totaled: 50-brown, longhaired rabbits 50-white, shorthaired rabbits What are the genotypes of the parents? Brown, shorthaired parent _________________ White, longhaired parent _________________ What is the genotype of the white long-haired parent? bbss
If a heterozygous shorthaired male is crossed with a heterozygous female and eventually 64 offspring are produced, you would expect a near perfect phenotypic ratio. Short hair is dominant. Which is the phenotypic ratio of a cross between a heterozygous shorthaired male guinea pig and a heterozygous female? 3 short-haired:1 long-haired
In man, brown eyes are dominant to blue and dark hair dominant to red. A man has brown eyes and red hair. He marries a woman with blue eyes and dark hair. Their first child has brown eyes and red hair and the second child has blue eyes and dark hair. Give the genotypes of both parents and both children. D = gene for dark hair B = gene for brown eyes d = gene for red hair b = gene for blue eyes Man ____ Woman ____ 1st Child ______ 2nd Child ______ What is the genotype of the first child? Bbdd
A chicken with all dominant genes weighs 50 lbs. (super chicken). A chicken with all recessive alleles weighs 10 lbs. Each dominant allele that a chicken gets increases its weight by ten pounds. Mate a 30 lb. Hen (heterozygous for both contributing genes) and a 40 lb. Rooster. 4 capitals = 50 lbs 3 capitals = 40 lbs 2 capitals = 30 lbs 1 capital = 20 lbs 0 capital = 10 lbs What is the genotypic ratio of the offspring? 1 AABB: 2 AABb: 2 AaBb:1 AAbb: 1 AaBB: 1 Aabb
n watermelons the gene for green color and the gene for round shape are dominant over their alleles for striped color and long shape. What will be the genotypic and phenotypic ratios resulting from a cross of two plants that are heterozygous for both traits? Genotypic ratio: ____________ Phenotypic ratio: ____________ What is the genotypic ratio from the cross between the two plants that are heterozygous for two traits? 1:2:1:2:4:2:1:2:1
In humans brown eye color is dominant to blue eye color. Suppose that your mother is homozygous and your father is heterozygous and you have brown eyes. If you have a child with blue eyes: a. Give the genotype of both of your parents. _____ & _____ (One parent has more than one possible genotype) b. Give your genotype._____________ c. Give your spouse's genotype. (There is more than one possibility) _____OR _______ What is your genotype? Bb
In humans brown eye color is dominant to blue eye color. Suppose that your mother is homozygous and your father is heterozygous and you have brown eyes. If you have a child with blue eyes: a. Give the genotype of both of your parents. _____ & _____ (One parent has more than one possible genotype) b. Give your genotype._____________ c. Give your spouse's genotype. (There is more than one possibility) _____OR _______ What is the possible genotype(s) of your mother? BB Bb bb (Answer is Either a or c )
In man, brown eyes are dominant to blue and dark hair dominant to red. A man has brown eyes and red hair. He marries a woman with blue eyes and dark hair. Their first child has brown eyes and red hair and the second child has blue eyes and dark hair. Give the genotypes of both parents and both children. D = gene for dark hair B = gene for brown eyes d = gene for red hair b = gene for blue eyes Man _______ Woman _______ 1st Child _______ 2nd Child ______ What is the genotype of the second child? bbDd
A chicken with all dominant genes weighs 50 lbs. (super chicken). A chicken with all recessive alleles weighs 10 lbs. Each dominant allele that a chicken gets increases its weight by ten pounds. Mate a 30 lb. Hen (heterozygous for both contributing genes) and a 40 lb. Rooster. 4 capitals = 50 lbs 3 capitals = 40 lbs 2 capitals = 30 lbs 1 capital = 20 lbs 0 capital = 10 lbs What is the weight of the largest chicken possible from this cross? 50lbs
In pea plants the color yellow is dominant over the color green. If a homozygous yellow plant is crossed with a heterozygous yellow plant, what will be the genotypic ratios of the offspring? 2YY:2Yy
A chicken with all dominant genes weighs 50 lbs. (super chicken). A chicken with all recessive alleles weighs 10 lbs. Each dominant allele that a chicken gets increases its weight by ten pounds. Mate a 30 lb. Hen (heterozygous for both contributing genes) and a 40 lb. Rooster. 4 capitals = 50 lbs 3 capitals = 40 lbs 2 capitals = 30 lbs 1 capital = 20 lbs 0 capital = 10 lbs What is the phenotypic ratio of the offspring? 1 50 lb: 3 40 lb: 3 30 lb: 1 20 lb
In pea plants the color yellow is dominant over the color green. If a homozygous yellow plant is crossed with a heterozygous yellow plant, what will be the phenotypic ratios of the offspring? 4 yellow:0
In humans free earlobes are a dominant characteristic over attached earlobes. A person who has homozygous free earlobes marries someone who has attached earlobes. Give the phenotypic ratios of the offspring. 4 free:0 attached
In humans free earlobes are a dominant characteristic over attached earlobes. A person who has homozygous free earlobes marries someone who has attached earlobes. Give the genotypic ratios of the offspring. 4Ff:0
In man, brown eyes are dominant to blue and dark hair dominant to red. A man has brown eyes and red hair. He marries a woman with blue eyes and dark hair. Their first child has brown eyes and red hair and the second child has blue eyes and dark hair. Give the genotypes of both parents and both children. D = gene for dark hair B = gene for brown eyes d = gene for red hair b = gene for blue eyes Man ________ Woman ___________________ 1st Child ___________________ 2nd Child _______What is the Man's genotype? Bbdd
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