Unpacking the Problem 70A man’s grandfather has galactosemia, a rare autosomalrecessive disease caused by the inability to process galactose,leading to muscle, nerve, and kidney malfunction. The manmarried a woman whose sister had galactosemia. The womanis now pregnant with their first child.a. Draw the pedigree as described.b. What is the probability that this child will havegalactosemia?c. If the first child does have galactosemia, what is theprobability that a second child will have it?

Q: 3. For a trait caused by a mitochondrial gene variant, there may be females that can transmit…

A: She displays heteroplasmy for its trait and she is the product of somatic mutataion. Heteroplasmy…

Q: 19 22 5, 2空 能。 21

A: Triploidy is a rare chromosomal abnormality in which fetuses are born with an extra set of…

Q: a. What is the probability that their child will not be affected by this trait? b. A geneticist uses…

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

Q: 1. In 1000 of African people, 4% of the population is born with sickle cell anemia. What percentage…

A: “Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: An inversion heterozygote has the following inverted chromosome: Centromere A B CD JI HGF E¸ KL M…

A: There are kinds of inversion, paracentric and pericentric, with the distinction being whether or…

Q: Changes in Chromosome Structure and Number 20. Six bands in a salivary gland chromosome of…

A: Chromosomes are thread-like structures that contain DNA. These structures remain in pair and each…

Q: Which group of the following is probably the least likely to have the harmful Tay Sachs alleles…

A: Tay Sachs disease or GM2 gangliosidosis occurs when a child inherits a  mutation in the HEXA gene…

Q: QUESTION 4 In fruit flies, white eyes (we) and miniature wings (mw) are encoded by two mutant…

A: The test cross is given in this question. The crossing occurs between the unknown parent with…

Q: Genetic application problems A woman with blood group 0 has had a child with blood group A. What is…

A: In ABO blood grouping system of human multiple allele are involved to determine blood group.…

Q: Genetic

A: ABO blood group in humans is an example of codominance and multiple allelism.

Q: Four couples had dizygotic (or more properly trizygoyic) triplets in the same hospital on the same…

A: Blood group system was discoverd by an  Austrian scientist named Karl Landsteiner. He divided blood…

Q: Which of the following is the deadliest genotype for the Tay Sachs allele? O t O Tt O TT

A: Tay-Sachs disease or TSD is a lysosomal storage disorder. The cause of this disorder is a mutation…

Q: Canavan Disease Canavan disease is an autosomal recessive disorder caused by mutations in the gene…

A: Number of individuals with Canavan disease = 45Total number of individuals examined = 250Frequency…

Q: If a pure line wheat plant with a colored kernel (genotype = DDEE) is crossed to plant with white…

A: Introduction: The genotype refers to the genetic material passed between generations, and the…

Q: In organisms that reproduce sexually, mutations in [Select ] cells are passed from parent to…

A: Mutations can be described as a change in nucleotide sequence of organism. Mutations play very…

Q: If from Family B, Generation V, Individual 5 were to get married to a heterozygous male, what would…

A: In the given case, the genotype of female is "ll" (lactose intolerant) and the genotype of male is…

Q: Genetics Problems. Show your crosses. It must contain: (a) parental genes, (b) genotypic ratio, (c)…

A: Genetic crosses result in formation of recombinants and thus leads to the genetic diversity.as the…

Q: GQ12

A: The objective of this question is to understand the impact of silent mutations on the structure and…

Q: A dwarf mouse is heterozygous at the Igf2 locus (one Igf2 allele, one Igf2 allele) and has 50% dwarf…

A: A genetic disorder or trait can be passed down from parent to child through gene mutations (changes)…

Q: Unpacking the Problem 44John and Martha are contemplating having children, butJohn’s brother has…

A: Introduction Galactosemia is a condition that affects how the body processes galactose, a simple…

Q: R-S? E-P? E-S? L-B? X-L? R-X? P-B? X-B? [Choose ] [Choose ] [Choose ] [Choose ] [Choose ] [Choose ]…

A: There are a following few important terms.Linked genes: When two or more genes reside on the same…

Q: You discover a family with a history of Leigh syndrome, a disease where affected individuals have a…

A: Leigh syndrome is also known as subacute necrotising encephalopathy.  It is progressive and severe…

Q: Need Help. Describe some genetic disorders caused by chromosomal abnormalities (e.g.,…

A: A genetic disorder is a health problem caused by one or more abnormalities in the genome. It can be…

Q: Problem #4 One of the genes for coat color in cats is found on the X chromosome. Male cats are…

A: This question is asking about the inheritance of coat color in cats. Specifically, it is asking…

Q: 1. Determine the approximate number of amino acids that would be missing in the telomerase protein…

A: A telomere can be defined as the repetitive sequences on the DNA which is present at the end of the…

Q: A healthy twenty-seven-year-old female presents to the physician for genetic counseling with her…

A: Hardy Weinberg Equilibrium explains allele and gene frequency remain same in the population from…

Q: An albino is a person with no pigmentation in his skin, eyes or hair. Normal pigmentation is (A) is…

A: Autosomal receive condition is an inheritance disorder which is only expressed when the mutated…

Q: Aawa pedigree that includes Amanda, Brice, their siblings, and parents. ldentify the genotypes of…

A: A pedigree chart helps to understand the presence and absence of the diseased trait in a family. It…

Q: Even experts make mistakes.  Please point out the biggest mistake in the illustration below…

A: The Sex chromosomes of bovines are identified easily because their centromeres are situated in the…

Q: hcomplete daninance/Codominance Directions Use your knowledge of incamplete dominance and…

A: 1. Red flower plant crossed with Pink flower Genotype of Red flower plant = RR Genotype of pink…

Q: Patients with Down syndrome have three copies of chromosome 21, resulting in characteristics like a…

A: Mutation will causes changes in the genetic composition of an organism. In case of aneuploidy the…

Q: 6) Consider the maternal effect gene that controls snail coiling where D= dextral, dominant,…

A: The table shown below is a punnet square showing a monohybrid cross between Dd and Dd.   D d D…

Q: Sickle cell anemia is a recessive trait in humans. In a cross between two parents who are…

A: Sickle cell disease It is a genetic disorder that affects erythrocytes (RBC) causing them to become…

Q: Codominance in blood types.     If a male with type A blood (with genotype IAi) mates with a…

A: The ABO blood group is an example of multiple allelism and codominance. Total three alleles are…

Q: Autosomal recessive hyper IgE syndrome (AR-HIES) is an immunodeficiency disorder. The disorder is…

A: Autosomal Recessive Hyper IgE Syndrome (AR-HIES), also known as Job's syndrome, is a rare…

Q: 4. An X-linked dominant trait with an unaffected mother and an affected father.

A: X linked dominant  This type of Inheritance refers to the mutations in the genes that are present on…

Q: Complete the table below to describe the phenotypic consequences for a loss-of-function allele and…

A: During the development of cancer two genes are contributed that are; proto-oncogene and…

Q: Genetic application problem A couple in which the woman belongs to group 0 Rh- and the man is AB Rh…

A: Blood grouping is given by the presence of three different allele , that are A B and i where A and B…

Q: Consider mitochondrial inheritance in the family shown below. (No one is shaded-in because we are…

A: As mitochondria contain their own DNA, which is a tiny circular extranuclear DNA, they are also…

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.