all of his sons   all of his daughters   half of his daughters and half of his sons   half of his daughters   An individual possessing two copies of the same sex chromosomes is known as:   Question 3 options:   heterogametic   homozygous   diploid   homogametic

Q: In meiosis, after telophase I, do other cells (comparing one another) have the same combination of…

A: Cell cycle consists of stages of cell growth and reproduction. In M phase of cell cycle, cell…

Q: Results of X chromosome nondisjunction Select all of the following that can result from…

A: Ans.Possible results of X chromosome non disjunction:an XYY malean XXX female Klinefelter syndrome…

Q: Diploid somatic cells of elephants have 56 chromosomes. If nondisjunction of one of a male…

A: Meiosis is defined as the reductional division wherein the parent cell divides into 4 daughter cells…

Q: Red-green colorblindness in humans is caused by a recessive gene on the X chromosome. A husband and…

A: Red-green color blindness or deficiency is an X- linked recessive disease. It means two X…

Q: Duplications and deletions can be detected during meiosis by the presence of extrachromosomal loops…

A: Mutation are the abrupt changes that occur in the DNA sequence resulting in altered phenotype.…

Q: Human cells normally have 46 chromosomes. For each of the following stages, state the number of…

A: Mitosis (Phase) Numbers of Chromosome Numbers of Chromatids Prophase 46 92 Metaphase…

Q: Cross C: Homozygote wild type flies (+/+) were crossed with white eye flies. for the F1 and F2…

A:

Q: Starting with a 2n = 32 cell, at the end of meiosis II there will be Multiple Choice two cells; each…

A: Meiosis is a type of cell division that produces four genetically diverse haploid daughter cells…

Q: In humans, XO individuals are females with Turner syndrome and XXY individuals are males with…

A: The failure of homologous chromosomes (sister chromatids) to separate properly during cell division,…

Q: Given that the gene for the color-blind condition is recessive and X-linked. You have a female with…

A: Maternal parent has a nondisjunction at Meiosis1 or 2

Q: %3D 18 2> 22

A: A karyotype is the collection of an individual's chromosomes and their appearance under a light…

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: An individual that is homozygous AABBcc is crossed to an individual that is homozygous aabbCC…

A: A chromosome is a highly condensed form of DNA and It wrapped into Nucleosomes. Humans have 22…

Q: A female has a family history of Duchenne muscular dystrophy, a recessive sex- linked condition that…

A: Since, the disorder is sex linked recessive, we have,  Genotype of affected female - XDXD Genotype…

Q: A couple is planning to have three children. What is the probability of having all boys? *

A:

Q: A woman with no phenotype is known to have a 14:21 translocation. Please answer questions 1 and 2.…

A: Between two acrocentric chromosomes where the centromere is at one end of the…

Q: If a diploid cell entering meiosis has 12 chromosome pairs, what is the number of possible…

A: Meiosis is a process of cell division, where cell divides twice to produce four daughter cells which…

Q: If you were given a cell with 9 chromosome pairs, find the following:  centromeres during mitosis…

A: Cell division is the process by which new cells are formed.

Q: 1. What sex chromosome combination does a female have? 2. What sex chromosome combination does a…

A: Disclaimer: - According to BNED guidelines, only the first 3 fill in the blanks questions can be…

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: A women is heterozygous, Aa, for classic albinism and this gene maps to chromosome 11, and is a…

A: Oogenesis is the process of formation of female gametes called ovum or egg. The development of eggs…

Q: If a diploid individual is 1n = 5 how many chromosomes are in a somatic (non-gamete) cell?

A: Chromosomes are the structures formed by the tight coiling of DNA threads and histone proteins…

Q: An organism is described as 2n 28. How many chromosomes are present in mitotic metaphase cell from…

A: There are two types of cell divisions, mitosis and meiosis.  Meiosis : in this type of division a…

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

A: The father is a haemophiliac given by recessive genotype Xh Y , The daughter of this person is…

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: The X and Y chromosome will not be the same size. What are the implications of this with respect to…

A: Most Y chromosomes do not undergo standard recombination. But .there is a single obligatory…

Q: Assuming sexual reproduction and that no mutations have occurred. Please draw one possible genotype…

A: Genotype It is a description of our DNA's pair of alleles. The genotype of an offspring is…

Q: if a species of animal has 18 chromosomes in its diploid cells (2n=18). Describe what the metaphase…

A: The number of chromosomes in the metaphase of mitosis would be 18 as 2n is 18. In meiosis 1 - 18…

Q: During meiotic divisions to make sperm, the cellular divisions at the end of meiosis I and II is…

A: The question revolves around the process of meiotic divisions that take place during gamete…

Q: Draw a Punnett square for the dihybrid cross described below (it is the same story as given for…

A: X linked characters are those where the the gene in question is located on the X chromosome. Females…

Q: The chromosomes in the illustration below are found in a male betta fish and carry the gene for…

A: Mendel proposed the laws of inheritance based on the results of his hybridization experiments. He…

Q: Extranuclear inheritance can involve genes that are present in:     ribosomes   mitochondria…

A: Extra nuclear inheritance is also known as cytoplasmic inheritance. Extra nuclear inheritance is…

Q: Define the following terms: Autosomes Sex Chromosomes Gametes Gonads Meiosis Mitosis Sertoli Cells…

A: Chromosomes are the condensed form of linear DNA that contains genetic information.

Q: In metaphase I of meiosis, the homologous chromosomes of a cell lined up as shown below. Part 1…

A: Cell division is the process by which cells divide and grow. Cell division can be classified into…

Q: A female has a family history of Duchenne muscular dystrophy, a recessive sex- linked condition that…

A: Sex linked recessive: 1. In case of sex linked recessive disease trait should skip generation. 2.…

Q: The picture below represents a G1 cell from a newly discovered species that uses the X/Y sex…

A: Meiosis results in the formation of four haploid cells from one diploid cell.

Q: Correct Answer: b. 1/8

A: The chances of gamete will only contain chromosome of maternal origin is 1/8 percent

Q: Sally took her dog Chester to the vet for some routine blood work, and asked the vet how many…

A: As we know all cells are originated from pre-existing cells. So, to form new cell , cell division is…

Q: Give another 3 condition due to nondisjunction

A: Genetic transformation happens when the genetic composition of an organism is transformed by the…

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.