What biological mechanism allows humans with an XXX genotype to be healthy individuals?

Q: What is the evolutionary significance of meiosis? Include references to the work of Darwin and…

A: Evolutionary significance of meiosis: 1) Meiosis is the sources of the sexual reproduction. Sexually…

Q: Which of the following terms should not be used to describe ahuman with three copies of chromosome…

A: The changes in the genetic material of a cell are known as mutations. This results with an extra or…

Q: Number of chromosomes in the individual's body cells Cell division error that resulted in trisomy 18…

A: INTRODUCTION A karyotype is a collection of a species' or an individual organism's full set of…

Q: what is the likelihood that a male will inherit a sex-linked mutation on the X chromosome from his…

A: Chromosomes are the thread-like structures situated inside the nucleus of the cell. They are made up…

Q: Which of these results from aneuploidy?a. Turner syndromeb. fetal alcohol syndromec.…

A: Introduction: Ploidy refers to the number of chromosomes present in the nucleus of a cell. In a…

Q: THEME 2: The figure below shows the types and numbers of gametes produced by a trihybrid. Phenotype…

A: Genotypes are the genetic characteristics of a person or an organism in relation to a specific gene…

Q: Start with a single E/e ; G/g germ cell. It suffers nondisjunction during meiosis II. Which of the…

A: Non-disjunction can takes place in meiosis I or meiosis II where the chromosomes fails to separates…

Q: What would be the result from a nondisjunction of chromosome 21 in a zygote that is 46,XY? Explain…

A: In genetics, nondisjunction refers to chromosomes or sister chromatids that do not separate properly…

Q: 1. What are the different types of chromosomes? Draw and discuss each. 2. Discuss the following…

A: A biological process called the sex determination mechanism controls how an organism develops its…

Q: Which of the following correctly describes the gametes that will form as a result of nondisjunction…

A: Meiosis is a reductional division. It reduces the chromosome number to half.

Q: The given picture is a homologous chromosome pair that shows this behavior pachytene: a. what is…

A: Cell division is the process of division of cell into daughter cell. Generally cell divides by the…

Q: The physical cause of the law of independent assortment for genes on the same chromosome is which of…

A: Answer: The answer is E) Separation of homologous chromosomes in Meiosis.        It is known that,…

Q: A mouse sperm cells has the genotype a b c d e it fertilizes an egg with the genotype a b c d e a.…

A: The combination of genetic material from a sperm and an egg during fertilization is an important…

Q: ne parent nucleus. e two identical halves of a duplicated chromosome. sion of haploid (n) gametes;…

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

Q: What two processes are responsible for generating genetic diversity in gametes? Select one or…

A: Genetic diversity is responsible for increasing the chances of survival of a species. It helps in…

Q: An individual inherits a set of translocated chromosomes (2 and 3) from one parent and a wild type…

A: For certain basic eukaryotes, such as yeast, meiosis is the method used for survival. Yeast…

Q: Q1: Is this the karyotype of a male or a female? Q2: How would the karyotype of a person with Down…

A: Karyotype is a diagrammatic representation of arrangement of chromosomes. It is helpful in…

Q: Which of the below explains why trisomy is better tolerated in humans than monosomy? (Select all…

A: 1. <!--<SUB-PART>--> (a) <!--<SUMMARY-INTRODUCTION>--> To Determine: If the…

Q: Your father received 23 chromosomes from his mother and 23 chromosomes from his father. How many of…

A: As per the guidelines we are entitled to do one question at a time. So, I am providing a solution…

Q: Give the genetic content (2C or C) and the chromosome number of A. cepa during the following phases:

A: The cell division is a process by which a mother cell divides and produce two or more than two…

Q: Males can be said to be ‘weaker’ genetically because they are predisposed to disorders that are a…

A: Males can be said to be ‘weaker’ genetically because they are predisposed to disorders that are a…

Q: The diploid number of chromosomes in humans is 46. The haploid number isa. 138. c. 46.b. 92. d. 23.

A: Ploidy is the number of complete sets of chromosomes in a cell. A chromosome is a compacted form of…

Q: In which type of genetic sex determination (i.e. sex is determined by genetic differences, not the…

A: Sex determination is a biological.system which determines the sexual characteristics, hence the sex…

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 human is discovered to have a sex chromosome karyotype of XXY. What phenotypic sex would this…

A: Each cell in the human consists of 23 pair of chromosomes that forms 46 chromosomes. An offspring…

Q: Crossing over occurs. As a result, there is exchange of genetic materials betwoon chromosomes. Name:…

A: Mitosis and meiosis are the cell division in which chromosome divides for growth and reproduction.

Q: A patient has mental deficiency, a short stature, and the mongolian type of the eyelid fold. The…

A: A pateint has mental deficiency, a short stature, and Mongolian type of the eyelid fold. The…

Q: Genes G and H are located on chromosome 18. A woman with the genotype Gg Hh has a child with a man…

A: Nondisjunction refers to the failure of homologous and sister chromatids to divide.

Q: Which of the following situations does not describes a chromosomal mutation? Select one: a. A…

A: The chromosomal mutation generally means, The whole chromosome or whole gene is affected by any kind…

Q: independent assortmen

A: Introduction Mendel's law of free arrangement expresses that the alleles of (at least two) unique…

Q: the process where portions of homologous chromosomes exchange segments occurs in Meiotic overlap,…

A: The cell division which takes place in the reproductive organs is known as meiosis. It results in…

Q: For items 1-10, refer to the choices below: c. Pallister-Killian Syndrome DAV a. Williams Syndrome…

A: In genetics, chromosome deletion plays several roles in mutation. The gene deletion, the chromosome…

Q: How many possible gametes will the following genotypes produce? List them. ddBB…

A: Gametes are haploid cells formed by the reduction division of germinal cells.

Q: Which of the following scenarios below can create a gamete with a large deletion of a chromosome?…

A: Deletion is the term used to denote a mutation in which a section of a chromosome is missing.

Q: What is the significant events of the stages in Meiosis? (explain in 2-3 sentences) a. Prophase I b.…

A: Meiosis is a type of cell division that results in four daughter cells each with half the number of…

Q: Given the following frequency, what is the sequence of the chromosome map? D-A: 6%; D-E: 12%; V-E:…

A: A chromosome is a compact structure of a DNA molecule wrapped around some proteins. It is generally…

Q: Hemophilia in humans is due to an X-chromosome mutation. What will be the result of mating a…

A: Introduction  Hemophilia is a genetic disorder that affects the blood's ability to clot normally.…

Q: Separation of homologous chromosomes during Meiosis I requires: Select one: a. Removing centromere…

A: A division in which diploid cell reduces the chromosome number into half by cell division and…

Q: 5) Crossing over or recombination occurs in _____________which allows for diversity, so that…

A: a. Mitosis is a process of asexual reproduction in which the cells divide into two forming an equal…

Q: During the observation of a baby the diagnosis of Down's syndrome was made. What is the main cause…

A: Normally a baby is born with 46 chromosomes.  But in case of down syndrome babies have extra…