Describe how nondisjunction results in aneuploidy disorders, and describe the syndrome/ symptoms/ physical characteristics associated with: A) Trisomy 21, and B) your choice of the sex chromosomes (choose from X-, XXX, XXY, or XYY).

Q: ) What is the difference between a monohybrid cross and a dihybrid cross?   2) What does it mean…

A: Traits or characters can be defined as a characteristics of an organism. For example, qualitative…

Q: List the diagnostic features (genetic or cytological) that are used to identify these chromosomal…

A: In the nucleus of a cell – DNA is present in the form of chromosomes. These are compact structures…

Q: Which parent passes on the Y chromosome to the child?

A: Part or all of the genetic material of an organism in a long DNA molecule is called a chromosome.…

Q: Explain the causes of familial Down syndrome.  How does it differ from Down syndrome due to…

A: Down syndrome is a disorder in which individuals have an extra copy of chromosome 21 instead of two…

Q: Draw a simple sketch illustrating how nondisjunction in meiosis can lead to Down syndrome.

A: To draw: A simple sketch illustrating how nondisjunction in meiosis can lead to Down syndrome

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: which genetic disorder matches below descriptions. extra 21st chromosome attaches to chromosome 14.…

A: Genetic disorder is defined as the disease caused by the abnormality in the genome of an organism.…

Q: What is the difference between sex-linked disease/disorder and sex chromosome disease/disorder?

A: Sex chromosomes are in the form of XX in females and in males, it is in the form of XY. When there…

Q: Give the phenotypic effects and chromosomal aberrations of the following syndromes/disorders: Down…

A: DOWN SYNDROME. Down syndrome is the most common chromosomal disorder due to the autosomal trisomy of…

Q: A. Give 7 genes located on X chromosomes and provide 2 protein products of each gene. B. Give 4…

A: Question: A. Give 7 genes located on the X chromosome and provide 2 protein products of each gene.…

Q: A variety of abnormalities in the numbers of sex chromosomes exist because of nondisjunction during…

A:

Q: List the gene(s) responsible for producing a phenotypic male.

A: Gene is the central physical, and functional unit of heredity is a chromosome. Gene consists of the…

Q: Name and describe two birth defects resulting from nondisjunction of autosomes and two from…

A: Nondisjunction of chromosomes:- Non disjunction means failure of the paired chromosomes to separate…

Q: Which is NOT true about Down syndrome: A) The increased risk of Down Syndrome correlates with the…

A: Genetic disorders can be outlined as the clinical conditions, which occur in the body of an…

Q: 8 9 10 11 12 13 14 15 16 17 18 ir 19 20 21 22 (8) Fig. 6-3, p.123 N CITE

A: Karyotyping is a test to examine chromosomes in a sample of cells. This test can help identify…

Q: explain the Phenotypic effects of duplications

A: Duplication of chromosome refers to an addition of an extra chromosomal arm attached to a…

Q: Draw a Punnett square for the dihybrid cross. There are two known alleles of gene occupying a…

A: Dihybrid cross involves two genes in a cross. That's why the two traits are involved in this cross.

Q: 1.) If the chromosome number in a sepematogonium is 24, what will be the chromosome number in each…

A: Spermatogenesis is the process of formation of spermatogonia from the germ cells present in the…

Q: Explain the consequences of a translocation or an inversion.

A: Translocation: In this, a part of the chromosome is broken and may be joined with non homologous…

Q: 3 4. 11 12 13 14 15 18 19 21 22 Y 2. 20

A: Karyotyping is the process by which photographs of chromosomes are taken in order to determine the…

Q: The body cells of chickens have 78 chromosomes in their nuclei. (i) State the number of chromosomes…

A: The indirect process of cell division in which the chromosomes of parent cells divide once, but…

Q: Explore some of the different genetic disorders located on each chromosome. Find one you are…

A: Genetic disorder is caused due to mutation in DNA.They are heritable.…

Q: Are any of them X-linked recessive or X-linked dominant?

A: In X-linked dominant inheritances, one affected X allele is enough to form the trait in both male…

Q: The following Pedigree shows an unknown genetic disorder. The disorder is believed to be caused by…

A: In terms of genetics, a pedigree is a diagram demonstrating the manner in which a trait or medical…

Q: Explain allelic series. The C-gene expression (Full color, Chinchilla, Himalayan, Albino) with…

A: The interaction of alleles has a very significant role in determining the phenotype of an…

Q: Primary oocytes in females are O dipoid and undergo mitosis O dplcid and undergo meiosis O haploid…

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

Q: BJE the diploid human chromosome number (2n) =46, what will be the chromosome number per cell in…

A: Introduction:   Cell cycle is an ordered sequence of events occurring in a cell. Cell cycle results…

Q: Discuss the following sets of terms: a) trisomy and triploidy, b) aneuploidy and polyploidy.

A: In human cells normal number of chromosomes is 46.Abnormality in this number results in syndromes or…

Q: B. A woman is a carrier of a Robertsonian translocation between chromosomes 18 and 21.      (i) Her…

A: The question is about a woman who has a rearrangement of her chromosomes 18 and 21 called…

Q: Explain why a person with Klinefelter Syndrome (XXY) still exhibits abnormal phenotypes despite the…

A: The human sex is determined at the time of fertilization in the fallopian tube of the female…

Q: what is the significance of chromosomal aberration? what are the different types of chromosomal…

A: Chromosome contains the genetic information of the organism.

Q: Define nondisjunction and explain how it causes aneuploidy. Name two syndromes resulting from…

A: The chromosome is the package of densely packed chromatin fibers with DNA and histone proteins. In…

Q: What is the cause of aneuploidy?

A: Chromosomes are long thread-like structures that carry coded genetic information in the form of DNA.…

Q: How is it that genetic abnormalities that include an extra Y chromosome do not have a severe…

A: Genetically all human males normally have a XY chromosome whereas the females have a XX pair. They…

Q: Analyze the karyotype shown. Indicate if it is a chromosomal male or achromosomal female. If the…

A: Most higher animals show sexual dimorphism so, a individual can be either male or female. In…

Q: 3 5 富 10 11 12 13 14 15 16 17 18 19 20 x Y 21 22

A: A karyotype is defined as the organization of the chromosome content of any given cell type. Thus,…

Q: all of his sons   all of his daughters   half of his daughters and half of his sons   half of his…

A: X- inactivation or lyonization is a process in which one of the X- chromosome is inactivated in…

Q: symptoms of fragile X syndrome are more severe in progeny generation than in the parental…

A: Fragile X syndrome is inherited in an X-linked dominant pattern . A condition is considered X-linked…

Q: Explain why a female cannot have XXY syndrome and a male cannot have XO syndrome.

A: Gonads are reproductive structures in both male and female bodies responsible for production and…

Q: A human child is born with hemophilia (a condition in which the blood does not clot).  Neither…

A: Given: A human child is born with hemophilia (a condition in which the blood does not clot). Neither…

Q: List four major types of aneuploidy.

A: Chromosomes are thread-like structures situated inside the nucleus of plant and animal cells.…

Q: the people with the translocation less severely affected than the people with the microdeletion? c.…

A: Translocation suggests that an amendment in location. It typically refers to genetic science, once a…

Q: Number 13

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

Q: What is the difference between genetic and phenotypicsex?

A: In biology, sex determination is the process where the sexual trait of an organism is determined.…

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.