The autosomal (not X-linked) gene for brachydactyly, short fingers, is dominant to normal finger length. Assume that a female with brachydactyly in the heterozygous condition is married to a man with normal fingers. What is the probability that (a) their first child will have brachydactyly? (b) their first two children will have brachydactyly? (c) their first child will be a brachydactylous girl?

Q: A homozygous dominant man with Marfan Syndrome, an autosomal dominant disorder, has children with an…

A: Marfan syndrome affects the essential parts of the human body, including the bone, eyes, nervous…

Q: For each of the following chromosome complements, what is the phenotypic sex of a person who has a.…

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

Q: The autosomal (not X-linked) gene for brachydactyly, short fingers, is dominant to normal finger…

A: Brachydactyly is an autosomal dominant trait. Normal = bb Affected = BB, Bb

Q: The following X-linked recessive traits are found in fruit flies:vermilion eyes are recessive to red…

A: DNA is the genetic material in most living organisms. It is the information hub of the cell that…

Q: 4) Chands syndrome is an autosomal recessive condition characterized by very curly hair,…

A: A pedigree is a genetic representation of a family tree that diagrams the inheritance of a trait or…

Q: For the following chromosome complements, what is the phenotypic sex of a person who has Q. XO with…

A: The male sex-determining gene in human is termed as the sex determining region Y (SRY) gene.…

Q: Though an individual with abberations such as Robertsonian translocation may be phenotypically…

A: Meiosis is defined as a process where a single cell will divide twice to generate four cells that…

Q: In humans, the ABO blood type is under the control of autosomal multiple alleles. Color blindness is…

A: Genes are the specific codes of these amino acids which produces a protein and alleles is the…

Q: Chromosomal nondisjunction of the X chromosome in female gametes of humans means that live offspring…

A: Nondisjunction of  X chromosomes during meiosis I will result in four abnormal gametes. Two gametes…

Q: A color-blind man marries a woman with normal vision whose father was color-blind.  Remember that…

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

Q: Is this pedigree recessive or dominant? Is it autosomal or sex-linked?

A: Pedigree is defined as the diagrammatic representation of individuals of a family for a particular…

Q: A form of hemophilia is caused by a sex-linked (X-linked) recessive gene. A phenotypically normal…

A: 50 percent chances.

Q: boy with Klinefelter syndrome (47,XXY) is born to a mother who  is  phenotypically  normal  and  a…

A: Klinefelter syndrome is a rare disorder that is caused in males alone. It is due to the presence of…

Q: A purebred, red-eyed female fruit fly is mated with a white-eyed, male fruit fly. White eyes are…

A: All mammalian organisms exhibit sexual dimorphism. It means that there is the presence of a male and…

Q: Duchenne muscular dystrophy (DMD), marked by muscular degeneration, results from an X- linked…

A: Duchenne muscular dystrophy is a X- linked inherited disease which is characterized by degeneration…

Q: When examining a human pedigree, what features do you look forto distinguish between X-linked…

A: Genetic disorders are of different types depending on the location of the infected genes and the…

Q: During the pathoanatomic inspection of a baby-boy's dead body the following abnormalities:…

A: Chromosomal disorder are the abnormalities that arises due to alterations in chromosome arrangement…

Q: Drosophila females of wild-type appearance but heterozygous for three autosomal genes are mated with…

A: Let us represent the alleles responsible for wildtype eyes, wildtype bodies, and wildtype thoraxes…

Q: A man with X-linked color blindness marries a woman with no history of color blindness in her…

A: Genetics is the branch of biology that deals with genetic material like DNA, RNA, inheritance.…

Q: Neurofibromatosis-1 (NF1) is an autosomal dominant disorder where tumours form in the base layer of…

A: The probability is 1/4

Q: Why doesn’t the father (II-1) have the disease breast cancer? What is the formal name for an…

A: 1) The pattern of inheritance of the pedigree is autosomal recessive. The father (I-1) is…

Q: This is a typical pedigree for a family that carries neurofibromatosis. Is individual I-2 most…

A: Pedigree analysis can help to determine genotypes, identify phenotypes, and predict how a trait will…

Q: A recently married couple are both heterozygous for cystic fibrosis, a recessive genetic disorder.…

A: Both the part a) and part b) are the same questions. So I am answering only part a). An autosomal…

Q: Why is autosomal Monosomy lethal?

A: Most living species have DNA as their genetic material. It is the cell's information centre,…

Q: an unaffected woman who is heterozygous for the x linked allele causing duchenne muscular dystrophy…

A: Inheritance is the process of transmitting the traits from parent to offspring. Traits of an…

Q: From this pedigree is it dominant or recessive. Is ur autosomal or sex-linked?

A: Pedigree is define a diagrammatic representation of the individuals of a family for a particular…

Q: Chromosomal nondisjunction of the X chromosome in female gametes of humans means that live offspring…

A: Nondisjunction of X chromosomes during meiosis I will result in four abnormal gametes. Two gametes…

Q: For the following chromosome complements, what is the phenotypic sex of a person who has Q. XX with…

A: The sex-determining region Y (SRY) is located on the short branch of the Y chromosome, which…

Q: Chands syndrome is an autosomal recessive condition characterized by very curly hair, underdeveloped…

A: A pedigree is a diagram of family relationships that uses symbols to represent people and lines to…

Q: Hemophilia is another example of an X-linked disease caused when a recessive allele (Xh) is…

A: Hemophilia is a bleeding disorder;which shows X linked recessive pattern of inheritance as the…

Q: Is this pedigree autosomal dominant, autosomal recessive, or X-linked recressive? Can you please…

A: Autosomal dominant and Autosomal recessive: The word autosomal refers to the "autosomes" which means…

Q: Charles has achondroplasia dwarfism (autosomal dominant) but his wife is normal. What is the…

A:

Q: A karyotype shows that a child has Klinefelter syndrome (47,XXY). If the child is also colorblind…

A: Karyotyping is the process of taking photographs of chromosomal pairs to determine the number of…

Q: If the proband (III-2) marries a carrier woman, what is the probability that they will have an…

A: The inheritance pattern observed from the given pedigree is an X-linked dominant trait.

Q: Show via a diagram how the product(s) of a meiotic (either I or II) nondisjunction involving the X…

A: Kilnefelter's Syndrome:  Klinefelter's syndrome is a genetic disorder in which a boy is born with an…

Q: An unaffected woman, who is heterozygous for an X-linked allele causing Duchenne muscular dystrophy,…

A: Duchenne muscular dystrophy is a genetic disease which is inherited in a X-linked recessive manner.…

Q: Kelly and Sam are both unaffected carriers for two autosomal recessive disorders, PKU (chromosome…

A: Sir Gregor Mendel was a priest and a teacher who did the famous hybridization experiment on garden…

Q: What is the mode of inheritance for the genes controlling maniac and shiny? autosomal dominant for…

A: Mutation  A kind of alteration in the DNA base pairs either by chemical or physical or by some error…

Q: The following X-linked recessive traits are found in fruit flies:vermilion eyes are recessive to red…

A: The initial step is to decide the request for the three genes.This should be possible by assessing…

Q: this pedigree Sex-linked recessive, Autosomal recessive, or Both? Explain?.

A: Autosomal recessive disease is an inherited disease in which the mutation occurs on one of the…

Q: Discuss and differentiate: Trisomy 13 Trisomy 18 Trisomy 21 Turner syndrome Klinefelter syndrome

A: Answers All these diseases are genetic disorders. Trisomy 13(2n+1) Also known as Patau syndrome,…

Q: The following X-linked recessive traits are found in fruit flies:vermilion eyes are recessive to red…

A: Inheritance or heredity is passing-on one trait from the parents to the progeny by either asexual or…

Q: Mary and Ron don't have albinism. However, is it possible for them to have a child with albinism?…

A: Since we only answer 1 question in case of multiple question, we’ll answer the first question as the…

Q: Galactosemia is a recessive human disease that is treatable by restricting lactose and glucose in…

A: Galactosemia is a recessive human disease that is treatable by restricting lactose and glucose in…

Q: Albinism and sickle cell anemia are both autosomal recessive disorders that are expressed only in…

A: Father genotype:-    AaSs Mother's genotype:- AaSs Aa-Albinism carrier Ss-Sickle cell anemia carrier…

Q: Two normal parents have a child with cyatic fibrosis. Would this be an autosomal dominant or…

A: Cystic fibrosis is a life-threatening condition that is passed from parents to offsprings in which…

Q: John and Martha are contemplating having children, but John's brother has galactosemia (an autosomal…

A: The probability that Martha is conveying the g allele depends on the below mentioned reasons. Her…

Q: How many total chromosomes were on your karyotype sheets? How many of the chromosomes are…

A: As per Bartleby's answering policy, we can answer only one question with a maximum of three…

Q: Pedigree A: YES or NO Could this trait be inherited as a simple autosomal recessive? Could this…

A:

Q: The following X-linked recessive traits are found in fruit flies:vermilion eyes are recessive to red…

A: To calculate The map distance separating two genes

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.