A mother is heterozygous for the X-linked gene for colorblindness and also heterozygous for the autosomal inherited sickle cell anemia. She is married to a man who can see color normally and who is heterozygous for sickle cell trait. Using b (colorblind), B (normal color), S (normal hemoglobin), s (sickle cell), answer the following: a. What are the genotypes of the parents? b: What is the probability of having a child who is both color blind and has sickle cell anemia?

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: Could a man with an AB blood type be the father of an O child ?Could a man with an O blood type be…

A: According to the question, we have to explain that could a  man with an AB blood type be the father…

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: Hemophilia A is transmitted by an X-linked recessive gene.With an affected father, what is the…

A: Answer: Introduction: In X-linked recessive disorders, an affected father has a mutation in a gene…

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

A: The ABO blood type system is an example of multiple alleles in which three alleles iA, iB and iO…

Q: A woman with blood type B negative has a daughter who is type O positive and a son who is type A…

A: Genotype of mother = IBI0 (rr) genotype of daughter = IOIO (RR or Rr) Genotype of son= IAIO (rr)

Q: A man with Type AB blood is married to a woman with Type O blood. They have 2 natural children and…

A: There are 4 different types of human blood groups: A B AB O

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

A: Hemophilia is a disorder where blood clots do not form normally which leads to excessive bleeding…

Q: A man with thalassemia minor marries a normal woman.  What phenotypic ratios of thalassemia-affected…

A: Thalassemia is an inherited blood disorder in which the body makes an abnormal form of hemoglobin.…

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: What is the complete genotype of James? __________________   Nicole has straight hair,…

A: ABO blood grouping shows autosomal codominance mode of inheritance.Where A and B alleles are…

Q: a) A woman who is type A has a daughter who is type O. Give the genotypes of both the mother and of…

A: The human blood group or ABO blood group system is an example of codominant alleles. There are three…

Q: Huntington’s disease, a neurodegenerative genetic disorder that typically becomes noticeable in…

A: Huntington's disease is an autosomal dominant Genetic disorder in which one dominant allele is…

Q: In a disputed parentage case, the child is blood type O, while the mother is blood type A. What…

A: There are 4 primary blood groups (kinds of blood) – A, B, AB and O. Your blood group is controlled…

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

A: 50 percent chances.

Q: Please select all of the following that are x- linked disorders. O Cystic Fibrosis red-green color…

A: X linked disease  X linked are those which transfer through X chromosome.

Q: Using the pedigree chart attached: Above is a pedigree for colorblindness. Based on the pedigree,…

A: Pedigree is a representation in the form of a diagram or family tree of inheritance of genetic…

Q: In a cross between an individual with Huntington disease and an unaffected individual, what are the…

A: Huntington disease is a progressive brain disorder that causes uncontrolled movements, emotional…

Q: Two parents who do not have color blindness have a daughter who has only one X chromosome and is…

A: The event of nondisjunction occurs when the chromosomes fail to separate during the process of…

Q: Consider the following phenotype for hemophilia, a recessive X-linked blood clotting disorder, in…

A: A gene is a unit of genetic material present within the DNA (deoxyribonucleic acid). Each gene…

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: Red-green color blindness is inherited as an X-linked recessive (Xc).  If a color-blind man marries…

A: Heterozygous means an individual having two different alleles of a gene. (In this case, the woman is…

Q: Could an individual with blood type O (genotype ii) be a legitimate child of parents in which one…

A: The ABO blood group system is present in human beings. There are four blood groups in the system,…

Q: Consider the following phenotype for hemophilia, a recessive X-linked blood clotting disorder, in…

A: X-linked recessive inheritance is a mode of inheritance in which a mutation in a gene on the X…

Q: Amanda Sefton (Daytripper) has normal fingers and toes and normal color vision. Her mother is normal…

A: As father of Amanda is colour blind, so Amanda may be a carrier of the disease, so her genotype for…

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: Hemophilia is a disease inherited as a X-linked recessive trait while pattern baldness is controlled…

A: Haemophilia is a X-linked recessive trait, and baldness is an autosomal recessive trait. The…

Q: If a normal male reproduces with a heterozygous normal female, what are the expected genotypes and…

A: Hemophilia is a common hereditary coagulation blood disorder due to deficiency or reduced activity…

Q: Huntington’s disease, a neurodegenerative genetic disorder that typically becomes noticeable in…

A: The mutant gene in an autosomal dominant disease is a dominant gene on one of the nonsex chromosomes…

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: In the Bombay phenotype, a homozygous recessive individual hh appears to have blood type O

A: Blood group in human beings is determined by ABO, Rh factor and Bombay phenotype.

Q: Suppose gene B is X-linked and is embryonically lethal when homozygous or hemizygous recessive. A…

A: Let us first discuss the terms used in the question, Homozygous:- A condition when two copies of an…

Q: If a father is unaffected by an X-linked condition and the mother is a carrier, what is the…

A: Genetics is the branch of biology that deals with the study of heredity and variations. Gregor…

Q: A woman and a man, both with normal clotting blood, have a son who has hemophilia. Both of their…

A: Haemophilia, also known as bleeder’s disease, is a genetic disease in which a person continues to…

Q: Can a son be a carrier for an X-linked trait? Explain.

A: The genetic makeup of an offspring is determined by the genetic makeup of both parents; that is, the…

Q: A couple who are a carrier of sickle-cell disease with blood type A for the female and type B for…

A: Sickle cell disease is a blood cell disorder in which red blood cells are misshapen ( sickle shape…

Q: Using just the information on this pedigree, is Huntington’s disease caused by a dominant allele or…

A: As per the honor code, we answer only three sub-parts at a time. So, we are answering the first…

Q: There are several possible modes of inheritance through which traits can be inherited. The following…

A: Pedigree analysis involves the representation of a chart which shows the inheritance pattern of a…

Q: Construct pedigree charts using the inheritance of hemophilia in figure 92 (page 113). This is…

A: Pedigree chart is a family tree helps to understand the inheritance of a particular trait or disease…

Q: A man who has color blindness and type O blood has children with a woman who has normal color vision…

A: Color blindness : It is a type of X-linked genetic disorders. Inherited from parents. Reduce the…

Q: Sickle cell anemia is caused by an individual carrying two recessive copies of the hemoglobin gene…

A: Sickle cell anaemia has autosomal recessive inheritance meaning two copies of recessive alleles are…

Q: The pedigree shows inheritance of an autosomal recessive disease in an extended family. Assume…

A: Autosomal recessive inheritance is found because the trait is skipped in the given pedigree.  Let A…

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: Jan and Michael are both carriers for the cystic fibrosis allele. If Jan and Michael have three…

A: Fraternal or dizygotic twins are produced when two different ova are fertilised by 2 different…

Q: If two individuals with blood type AB marry, what are the odds that each of their children will have…

A: Blood groups depends on three allele that is A, B and O so this blood group system is called…

Q: Cystic fibrosis is a genetic disease that causes an abnormal production of mucus which in turn can…

A: Cystic fibrosis (CF) is a disease caused by a mutation in a protein in the body. Cystic fibrosis is…

Q: Consider the two very limited unrelated pedigrees shown here. Of the four combinations of X-linked…

A: When just one copy of a mutation is present, it is called a dominant mutation. As a result, anyone…

Q: Marfan syndrome is an autosomal dominant disorder caused by mutations in the FBN1 gene. It affects…

A: Understanding the basic law of inheritance is very important to understand the genetics of the…

Q: For the Y-linked gene, use T for hypertrichosis. For X-linked genes, use the letters H for blood…

A: Given: For the Y-linked gene, Hypertrichosis (T) For X-linked gene, Blood trait (H), and eye trait…

Q: Huntington’s disease, a neurodegenerative genetic disorder that typically becomes noticeable in…

A:

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.