brown eyes (B) are dominant over blue. A brown eyed man marries a blue-eyed (b) woman and they have three children two of whom are brown-eyed and one of whom is blue-eyed. if the male has brown eyes but has a blue-eyed child, what must his genotype be

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A: Ogla and Hank must be both heterozygous for the condition. That is why they are producing some…

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A: The alleles are the alternative forms of a gene that are located on the same locus of a homozygous…

Q: In humans, brown eyes (B) are dominant over blue. A brown eyed man marries a blue-eyed (b) woman and…

A: Genes are the functional unit of heredity. It carries information that is transferred from one…

Q: In humans, dark hair (D) is dominant over blondness (d), and color blindness (c) is a sex-linked…

A: Alleles are the alternative forms of a gene that are located on the same locus of a homologous…

Q: Following a cross between two, dihybrid, heterozygous individuals, what fraction of the offspring…

A: In the question, it is given that the cross is made between the two dihybrid heterozygous…

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A: Since you have posted a question with multiple sub-parts, we will solve the first three subparts for…

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A: As a sex-linked characteristic, colour blindness is caused by a gene which is found on the sex…

Q: A heterozygous green eyed monster is crossed with a purple eyed monster. a)What proportion…

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Q: Colorblindness is a sex-linked trait.  If a heterozygous female crosses with a colorblind male, what…

A: It is a sex-linked recessive disorder caused due to the defect in either red or green cone of eye…

Q: A man who is red-green color-blind marries a woman who is neither color-blind nor a carrier for this…

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Q: What kind of polymorphism is most likely represented?

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A: In dominant-recessive conditions, the dominant phenotype masks the recessive phenotype, hence the…

Q: Suppose that a woman having normal vision and a man  having normal vision have a son who is…

A: Colorblindness is an X linked recessive disorder. It means that for a male to have the disorder,…

Q: Consider the cross of a homozygous white & horned male with a homozygous black & hornless female.…

A: Given that white coat (W) is dominant over black coat (w). Also, horns are dominant in males and…

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A: The alleles are generally of dominant and recessive type and some other forms like codominant are…

Q: In humans, brown eyes (B) are dominant over blue. A brown eyed man marries a blue-eyed (b) woman and…

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Q: Curly hair (C) is dominant to straight hair (c). Is it possible for a curly haired man to produce…

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Q: A person is heterozygous for the Freckles phenotype (Ff) and also heterozygous for the PTC-tasting…

A:

Q: In mice the autosomal genotype yy is for gray fur, YY is for brown fur and Yy is for yellow fur.…

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Q: What is most likely the woman's genotype?

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A: The two possible genotypes of the parents are:

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A: According to the question, we have to answer the following questions -  The genes for the eye color…

Q: In a cross between two, dihybrid, heterozygous individuals, what fraction of the offspring will be…

A: dihybrid organism is one that is heterozygous at two different genetic loci.

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Q: In a cross between fair skin, black hair (heterozygous for all these traits) with brown skin, red…

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Q: In the cross between a female AaBbccDdee and male AabbCcDdee, what proportion of the progeny are…

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Q: What is the phenotype and genotype of offspring in the following conditions? (use the Punnett…

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Q: A man with AB blood type marries a woman with O blood type. What is the expected phenotypes (use…

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A: Introduction :  A test cross is defined as a cross which is used to test whether an individual is…

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Q: In humans brown eye color is dominant to blue eye color. Suppose that your mother is homozygous and…

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A: Let us assume the dominant smooth character of peas is represented by (S) while the recessive…

Q: If a girl has blood type B and her mother has blood type A, what genotype(s) and corresponding…

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Q: A woman with a colorblind father marries a colorblind man. What would be all possible genotypes and…

A: ANSWER) The possible genotypes would be- XcXc, XcY, XcX, XY Possible phenotypes would be 50% of the…

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A: Mendelian monohybrid cross takes a pair of contrasting characters into account. Here it has been…

Q: What progeny would result from crossing a homozygous rose-combed hen with a homozygous pea-combed…

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Q: Assume that one of Merida's sons, who is heterozygous for orange hair color, married a girl that was…

A: Introduction :- Genotype is defined as the total sum of genes( and it's allelic forms ), for a…

Q: What are the genotypes of the parents?

A: ABO blood group system is the system that determines the human blood groups based on the inherited…

Mitochondrial Mutations

A mitochondrion is a cellular organelle that serves as the site for cellular respiration and energy production (ATP or Adenosine Triphosphate). It is a double-membrane-bound organelle and is only present in eukaryotic cells.