12.By what mechanism does aneuploidy arise?

Q: 25) In most social insects, females (workers and queens) develop from fertilized eggs and are…

A: The conflict of interest between the queen and her worker daughters over the generation of…

Q: Why is polyploidy more common in plants?

A: Introduction  Polyploidy: refers to the condition in which there are more than the two sets of…

Q: 4. What are the respective functions of the separation of homologous chromosomes and the separation…

A: Separation of chromosomes in meiosis has two main functions to reduce half total number of…

Q: What happens during crossing over? Why is “recombination” an alternative term for what happens…

A: Recombination, sometimes referred to as crossing over is a crucial genetic process that takes place…

Q: 2. In the cells below, draw the two possible arrangements of Abdul's sex chromosomes and the…

A: The meiosis is the cell division process by which a diploid (2n) cell divides it's nucleus twice and…

Q: Briefly explain the difference between  aneuploidy and polyploidy

A: Ploidy is defined as the number of complete or entire sets of chromosomes present in a cell. Hence,…

Q: Distinguish the following: euploidy, aneuploidy, and polyploidy; monosomy and trisomy.

A: Nondisjunction of chromosomes occurs happens during anaphase, when a pair of homologous chromosomes…

Q: Which of the following cells have diploid number of chromosomes?  A. leaf cell, gamete, zygote   B.…

A: Diploid and haploid are the ploidy level that are categorised on the basis of the number of…

Q: What is aneuploidy? Whatare the conditions caused bythe aneuploidies?

A: The chromosomes are thread-like structure located in the nuclei of both plant and animal cells. They…

Q: ...... the process where portions of homologous chronosomes exchange segments occurs in

A: Homologous chromosomes refer to the pair of chromosomes which is a combination of paternal and…

Q: 9

A: Independent assortment is the process by which alleles for a particular gene assort into gamete…

Q: You want to breed an apple tree that produced apples with no seeds, yet keeps the specific apples of…

A: Introduction:- An autopolyploid has an additional set of chromosomes that are identical to the…

Q: How polyploidy arises naturally ?

A: Chromosomes can be thread-like structures that is situated inside the nucleus of animal and plant…

Q: What is Crossing over occurring within in a gene?

A: Crossing over refers to the exchange of genetic material in the germline. During meiosis, the…

Q: Draw a chromosome in G1 and the same chromosome in G2?

A: All living organisms are made up of cells, which create the body's many organ systems. Cells can…

Q: what are the clones of aneuploid cells

A: The cells that have abnormal number of chromosomes are known as aneuploid cells. This condition is…

Q: What advantages and disadvantages do polyploid plants have?

A: Polyploidy means when a cell has more than two pairs of homologous sets of chromosome.

Q: discuss the The genetics of tetraploidy.

A: Chromosomal aberration is referred to as abnormality in the sequence or the arrangement of the…

Q: If you are experimenting on a haploid cell with DNA that is equal to 5. What is the amount of DNA…

A: * cell cycle have the following stages G1 phase  S phase  G2 phase  Mitotic phase * During G1…

Q: Why is polyploidy important

A: A euploid organism has a chromosome number that is an exact multiple of a chromosome set in its…

Q: Which of the following could be the cause of Klinefelter’sSyndrome (XXY)? A. failure of male sex…

A: Introduction Klinefelter syndrome is a genetic disorder in which a child is born with an extra X…

Q: Using diagrams, illustrate how nondisjunction can result in an aneuploid zygote.

A: Introduction  Aneuploidy is the condition when a cell has more chromosomes than normal, such as when…

Q: 2. How does Meiosis work?

A: The fundamental and active biological process by which a parent cell, after replicating of its…

Q: Explain the Variations of Euploidy?

A: Variations in species exist due to variations in the chromosome structure as well as the chromosome…

Q: Differentiate between aneuploidy and polyploidy

A: The changes in chromosome number(gain and lose) and structure (inversion, deletion, etc.) is known…

Q: 5. Consider a single diploid cell about to go through meiosis. It has 4 centromeres. a. How many…

A: Cell division known as meiosis takes place in sexually reproducing animals. It includes the…

Q: Distinguish between polyploidy and aneuploidy

A: A chromosome is a tiny thread-like structure found in the nucleus of eukaryotic cells (animal and…

Q: 1. How many different chromosomal combinations (genetic variation via independent assortment) can…

A: Introduction :- Meiosis is a process in which the number of chromosomes in a cell is reduced before…

Q: Define aneuploidy.how is it different from polyploidy?

A: Chromosomes are thread-like structures that are located in the nucleus. It is composed of protein…

Q: Please describe the differences between euploid and aneuploid

A: Chromosomes are thread-like structures present in the nucleus of the eukaryotic cells. These contain…

Q: Can structural aberrations on certain chromosomes lead to aneuploidy? If yes, explain.

A: Introduction : Changes in the number or structure of chromosomes is referred to as chromosomal…

Q: During the process of meiosis, a rgoes two divisions to produce four etes. cell

A: When two chromatids of a duplicated chromosome are bound together at a region of DNA, then it is…

Q: 23. What is the main reason why gamete cells undergo MEIOSIS instead of Mitosis? Explain why.

A: The gamete cells undergo meiosis instead of mitosis as the aim is the production of haploid gametes…

Q: The somatic cells of a given species contain 14 pairs of chromosomes. If a gamete receives one…

A: Somatic cells contain 2n number of chromosomes (diploid) and gametes contain n number of chromosomes…

Q: what is Protein aggregations along the synaptonemal complex that are thought to play a role in…

A: Meiosis is a process in which a single cell divides twice to produce four daughter cells containing…

Q: 2n=46 2. 3. MeioticStage: MeioticStage: Diploid no: Haploid no: Diploid no: Haploid no:

A: Meiosis is a type of cell division that reduces the number of chromosomes in the parent cell by half…

Q: What are the funcrtion of aneuploidy and trisomy?

A: Ploidy is defined as the number of chromosomes present in the nucleus of a cell. In normal somatic…

Q: 5 The short legged flying weasel has a color gene with two alleles: purple and red. It also has a…

A: Mitosis and meiosis are two types of cell division. Mitosis is required for cell growth and repair…

Q: how does Aneuploidy Arises

A: ANEUPLODY  This is a condition in which the number of chromosomes are either more or less than the…

Q: event les may Suunp may subsequently be fertilized by sperm with an extra set of sex chromosomes. As…

A: Multiple Pregnancy -- Twin pregnancy or triple pregnancy are types of multiple pregnancy . Normally…

Q: ain the term is Euploidy?

A: Almost every cell in our body has twenty-three pairs of chromosomes, for a complete of forty-six…

Q: What are the importance of meiosis

A: Since we only answer 1 question in case of multiple question, we’ll answer the first question as 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.