explain  Chromosome Aneuploidy?

Q: What are called aneuploidy?

A: Nondisjunction is the failure of sister chromatids or homologous chromosomes to separate properly…

Q: Describe how reciprocal translocations align during meiosis and how they segregate.

A: RECIPROCAL TRANSLOCATION:-  When the two non-homologous chromosomes exchange information/material…

Q: Explain Briefly about Topological Domains Within Chromosome Territories.

A: The topological domain within chromosome territories can be observed during the cell division, 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: For a species with a diploid number of 36, indicate how many chromosomes will be present in the…

A: Haploid: Having only one set of chromosomes, i.e, n-chromosomes. Triploid, Tetraploid is a condition…

Q: Describe how errors in chromosome structure occur through inversions and translocations

A: Changes  which affects the structure of the chromosomes leads to growth and developmental problems…

Q: In polyploid organisms, what does x refers to .?

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

Q: Explain the Comparison of Meiosis II with Mitosis ?

A: Introduction: A cell divides by two processes- mitosis and meiosis.  In mitosis, vegetative cells or…

Q: Define euploid and aneuploid?

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

Q: Examine why sex chromosome aneuploidy is morecommon than autosome aneuploidy.

A: Aneuploidy is defined as the cell having abnormal numbers of chromosomes or loss or gain of more…

Q: Is kinetochore part of chromosome?

A: Kinetochore is a complex of protein attached to the centromere of chromosomes.

Q: Explain different levels of chromosome packaging?

A: Chromosomes are the thread-like structures present only during the cell division. Chromosomes are…

Q: Explain the terms: (a) aneuploidy, (b) polyploidy.

A: The term ploidy refers to the total number of chromosomes.  Several mechanisms take place to…

Q: explain the differences between diploid, haploid, and polyploid cells?

A: The cell is the basic fundamental unit of life. It is mainly of two types- prokaryotes and…

Q: Explain how domain shuffling could occur by recombination (crossing over) of different genes during…

A: Domain shuffling is a process where gene segments coding functional domains are shuffled between…

Q: describe Variation in Chromosome Number -

A: The chromosome number in each specie is generally fixed and it ranges from one specie to another.…

Q: Describe how reciprocal translocations align during meiosisand how they segregate?

A: Chromosomes carry the genetic material DNA. Chromosomes may undergo rearrangements that are the…

Q: discuss the The genetics of tetraploidy.

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

Q: explain how Errors in meiosis cause aneuploidy.

A: Meiosis is a type of cell division in which a single parent cell produces four daughter cells.…

Q: Diagram the production of abnormal chromosomes due tocrossing over in inversion heterozygotes?

A: Inversions- it is a chromosomal mutation that arises when two breaks occur in one chromosome, and…

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: Distinguish between polyploidy and aneuploidy

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

Q: Describe three naturally occurring ways that chromosome numbercan change?

A: The number of the chromosome in the humans is 46 comprising of 22 pairs of the autosomal chromosomes…

Q: explain how Polyploids with an Even Numberof Chromosome Sets Can BecomeNew Species?

A: Ploidy is the number of the set of chromosomes in the eukaryotic cells or organisms.

Q: explain the Pairing of chromosomes as bivalents during tetraploidy

A: The thread-like structures present inside the nucleus of cells are known as chromosomes. It is…

Q: Describe examples of aneuploidy in humans?

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

Q: Discuss the concepts of homologous chromosomes, diploidy, and haploidy. What characteristics do two…

A: Diploidy- means that both members of a homologous pair are present(2n).  Haploidy- the presence of…

Q: Describe the steps you would take to produce a tetraploid plantfrom a diploid plant?

A: Interspecies crosses produce the variations in chromosome number and it is called alloploidy. They…

Q: Explain why aneuploidy usually has a detrimental effect on phenotype?

A: Introduction  Chromosomal aberrations are the common cause of abnormal development of the embryo or…

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: In polyploid organisms, what does n refers to .?

A: Ploidy refers to the number of sets of chromosomes that are present in a cell and hence determining…

Q: List four major types of aneuploidy.

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

Q: Is polyploidy a mutation?

A: Polyploidy may be defined as the addition of multiple sets of chromosomes inside an organism which…

Q: Explain Nonhomologous chromosomes?

A: The chromosome is a well-organized structure of proteins and DNA (Deoxyribonucleic acid). It is a…

Q: Explain Different Kinds of Aneuploidy in a Normally Diploid Organism

A: Each cell in the body contains the 23 pairs of chromosomes or a total of 46 chromosomes, half of…

Q: Explain Chromosome Structure and Compaction?

A: Chromosomes are thread like structures that carry the DNA and are present inside the cell. These…

Q: discuss the Variations of Euploidy

A: Euploidy is a type of chromosomal aberration. Chromosome is a compact structure of a DNA molecule…

Q: Outline the process of polytene chromosome formation?

A: Giant chromosomes are much larger in size than the normal chromosomes, reaching a length a length of…

Q: Define aneuploidy

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

Q: Illustrate the chromosomes with centromere placements at different distances along their length ?

A: Chromosomes are defined as the long thread-like structures  present within the nucleus of the cells…

Q: Define the term polyploidy ?

A: Ploidy can be defined as the number of sets of homologous chromosomes in an organism's or cell's…

Q: explain briefly    The genetics of tetraploidy

A: Euploidy is a variation in chromosomes that includes entire chromosomal set in a cell or organism.…

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.