Assuming no crossing over between the gene in question and the, when do alleles segregate during meiosis?

Q: During what stage of meiosis do t

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

Q: True or false Meiosis produces cells that have a diploid number or chromosomes?

A: Cell cycle: - it is a series of changes occur in a newly divided cell through which it duplicates…

Q: What cohesins facilitate the attachment of sister kineto-chores to microtubules emanating from the…

A: The segregation of homologous chromosomes lies in them being pulled apart by microtubules. On one…

Q: On average, what proportion of the genome in the following pairs of humans would be exactly the same…

A: Meiosis is a cell division through which gametes are produced. One diploid eukaryotic cell divides…

Q: Using your knowledge of meiosis, explain why Drosophila progeny remain diploid? (2n=8)

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

Q: During oogenesis, nondisjunction of X chromosome occurred in meiosis I. If the resulting egg unites…

A: Non disjunction is the failure of chromosomes / chromatids to separate during Anaphase. In Meiosis…

Q: Nondisjunction a phenomenon that is more serious when taking place at meiosis one that meiosis two,…

A: Nondisjunction refers to failure of separation of chromosomes (in meiosis I) or chromatids (in…

Q: Differentiate between somatic crossing over and meiosis crossing over.

A: In the crossing over process, parts of the chromosomes can be exchanged when two chromosomes, one…

Q: On average, what proportion of the genome in the following pairs of humans would be exactly the same…

A: Chromosomes are carrier of deoxyribonucleic acid (DNA). DNA is the genetic material. Each cell has…

Q: Given a diploid number of 2N=8 and two crossing-over events, trace the fate of these chromosomes…

A: Meiosis is the process of cell division used by germ cells to produce haploid cells so they can…

Q: In which part of meiosis would you predict that chromosomal abnormalities are produced?

A: Introduction  Cytology refers to the study of cell such as cell morphology, physiology etc. As we…

Q: escribe the process of meiosis (meiosis I and meiosis 2) and Explain the differences between…

A: A parent cell is divided into two or more daughter cells in the process of cell division. In…

Q: For a male with a genotype of AaBb Draw a primary spermatocyte which has just entered diakinesis be…

A: Primary spermatocyte : During spermatogenesis the male germ cells called spermatogonial cells divide…

Q: What is crossing over? In which period of meiosis does this event occur?

A: Introduction - Crossing over is a biological event in which chromosomes of the same kind line up…

Q: A male baby is born with the sex-chromosomeconstitution XYY. Both parents have normal sex…

A: The failure of separation of sister chromatids during cell division is termed nondisjunction. In the…

Q: Name and explain the two events during meiosis that contribute to genetic variability among gametes.

A: Meiosis is the cell division process that involves division of a diploid (2n) mother cell into to…

Q: What distal to them are responsible for holding the homologous chromosomes together during pro-phase…

A: Chiasmata is a point that links the two chromatids of homologous chromosomes together. At this…

Q: Suppose you discover two interesting rare cytological abnormalities in the karyotype of a human…

A: To find: To find the proportion that has the same karyotype using the given pair of chromosomes

Q: What is crossing over? In which period of meiosis does this event occur?

A: Meiosis is a mode of cell division in which a cell divides into four cells. It occurs in gametes.

Q: What would be the genetic consequences for the gametes and offspring if crossing over occurred…

A: Sexual reproduction ensures diversity in nature. This diversity is mainly achieved due to the…

Q: Determine whether the chromosomes are most difficult to segregate properly during meiosis in Down…

A: Introduction Trisomy is a type of aneuploidy. In trisomy, we find three copies of chromosomes…

Q: What is the end result of crossing over?

A: Crossing over allows the exchange of genetic material and forms unique combinations of alleles. This…

Q: Assuming that independence assortment occurs during meiosis what types of gametes will form…

A: Independent assortment is the separation of gene pairs independently from the other gene pairs.…

Q: Show via a diagram how the product(s) of a meiotic (either I or II) nondisjunction involving the X…

A: Kilnefelter's Syndrome:  Klinefelter's syndrome is a genetic disorder in which a boy is born with an…

Q: In Meiosis, what is crossing over, how does it happen, and what is the significance of it?

A: Meiosis is a process in which a single cell divides in order to produce four cells which contains…

Q: Explain how the random alignment of homologous chromosomes during metaphase I contributes to the…

A: During metaphase I, the chromosomes align at the center of the cell. This phase ensures that the two…

Q: What is crossing over, and during what phase of meiosis does itoccur?

A: Meiosis is the special type of cell division of germ cells in sexually reproducing organisms and…

Q: At what phase of meiosis do cells first become haploid

A: Meiosis is a type of cell division in germ cells of sexually reproducing organism. It is also known…

Q: True or False: When an individual generates gametes via meiosis the gametes either receive all of…

A: Genetics is the branch of biology, which deals with the study of heredity and variations. The term…

Q: Name 2 sources of variation produced during meiosis.

A: Meiosis is a form of cell division in which the  reduction of the number of chromosomes to half…

Q: What is crossing over? How is meiosis related to this phenomenon?

A: Linked alleles, such as A-b and a-B, combine to form the gametes A-b and a-B, which are responsible…

Q: A disomic product of meiosis is obtained. What is itslikely origin? What other genotypes would you…

A: Meiosis is the process by which organisms divide and form different gametes. The formation of…

Q: two events in meiosis lead to genetic variation and when does each occur?

A: Meiosis is a simple biological process that occurs in the germ cells of sexually reproducing…

Q: If nondisjunction takes place in a spermatocyte in the second meiotic division and the sperm…

A: Answer:- Option B is the correct choice. The nondisjunction is a process where the sister chromatids…

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.