Why is karyotype done at metaphase?

Q: What do the colored bands on chromosomes in a karyotype represent?

A: Chromosomes can be defined as the thread-like structures which is located inside the nucleus of…

Q: Please write in digital format Define the following terms: a) Triploid b) Monosomic c) Trisomic d)…

A: Normal cell has a diploid number of chromosomes. Each cell has 23 pairs of chromosomes out of which…

Q: What are translocation and deletion events that mayoccur during chromosomal duplication or assembly?

A: Cellular biology explains the events starting from DNA synthesis, to replication, transcription, and…

Q: What is pseudoagouti (highly methylated) phenotype ?

A: Phenotype generally refers to the observable characteristics of an organism. It is generally…

Q: Why are the nonrecombinant offspring more common than the recombinant offspring?

A: Reproduction is a natural process in which offspring’s are produced from the parents. Reproduction…

Q: Which type of geneticdisease can be identified fromthe visual analysis of thenumber of…

A: Every living species have two types of cells, somatic cells which are responsible for regeneration…

Q: How do you tell if a karyotype is male or female?

A: The number and visual appearance of the chromosomes in the cell nuclei of an individual, species, or…

Q: Define what is the Karyotype ?

A: The process in which the chromosomes of an organism are paired and ordered is known as Karyotyping.…

Q: Why is an X chromosome needed for survival?

A: The sex chromosomes or allosomes are X and Y chromosomes which determine the biological sex of an…

Q: How many genes are there present  on chromosome 7?

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

Q: Describe a chromosomal deletion, duplication, translocation, and inversion.

A: Chromosomes are string-like designs situated inside the nucleus of animals and plant cells. Every…

Q: How can the chromosome number of an individual be tested before they are born?

A: Chromosomes are the carrier of the genetic information that an organism carries from one generation…

Q: Why dominant negative mutation shows the haploinsufficiency  ?

A: A mutation is a change that occurs in our DNA sequence, either due to mistake when the DNA is copied…

Q: What are recombinant chromosomes? How do they differ fromthe original parental chromosomes from…

A: Recombination is the process in which sequences of DNA molecules are broken and then recombined to…

Q: 13.2 13.1- 12. 11 11- 12 22 23 24 HIDGE b с d f g bo h

A:

Q: What is a molecular marker? Elaborate physical chromosome mapping with the help of molecular markers

A: Molecular mapping is used to find the location of gene on the chromosome and also the distance…

Q: How can the chromosome number of an individual be tested before he or she is born?

A: Genetics is a part of science worried about the investigation of genes, genetic variety, and…

Q: Why is chromosome 15 absence affects?

A: Absence of a segment chromosome is type of chromosomal aberration known as deletion. Deletion…

Q: Give the methods of transposition ?

A: Deoxyribonucleic acid or DNA is a hereditary material that transfers from one generation to another.…

Q: Does mitotic recombination occur in a gamete (sperm or egg cell) or in a somatic cell?

A: Cell division is typically a part of a broader cycle of cells. There are two distinct forms of cell…

Q: How many chromosomes are involved in duplication?

A: DNA is the genetic material in most living organisms. It is the information hub of the cell that…

Q: . When a cell of genotype A/a ; B/b ; C/c having all thegenes on separate chromosome pairs divides…

A: In the process of mitosis, the daughter cells that are produced will have the same genotype.

Q: How does the karyotype of a male differ from the karyotype of a female?   ​Female:   ​Male:

A: A karyotype is an individual's collection of chromosomes. All humans have 22 pairs of autosomal…

Q: What is chromosome painting used for?

A: Chromosome painting is a technique in which the chromosomes are visualized by using fluorescently…

Q: What kind of chromosomal mutations is/are produced by unequal crossing over?

A: Mutation refers to both the process of altering a gene or chromosome and the outcome of that…

Q: An individual has the following reciprocal translocation:What would be the outcome of alternate…

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

Q: What if an environmental agent were to cause changes not only in the  somatic DNA but also in the…

A: Introduction  DNA is highly prone to mutations too which can be either spontaneous or can be caused…

Q: What is nonhomologous recombination?

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

Q: What are the possible effects of chromosomal rearrangements?

A: In genetics, a chromosomal rearrangement or Any alternation in the sequence of nucleotide in the…

Q: Chorionic villus sampling is a procedure to determine if there are any abnormalities in chromosome…

A: Chorionic villus sampling is also used for the same purpose. Chorion is basically a membrane that…

Q: What are chromosomal islands? Why are theyconsidered to be of foreign origin?

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

Q: For the following chromosome complements, what is the phenotypic sex of a person who has Q. XXY with…

A: A gene is a unit of genetic material present within the DNA (deoxyribonucleic acid). Each gene…

Q: Why is chromosome 21 the smallest and not chromosome 22? considering that a karyogram is arranged…

A: Introduction: In the nucleus of each cell, the DNA molecule is bundled into thread-like structures…

Q: What are the methods to detect chromosomal rearrangements?

A: Chromosomes carry the genetic material DNA. Gene is a segment of DNA. The necessary information for…

Q: For the following chromosome complements, what is the phenotypic sex of a person who has Q. XY with…

A: The male sex-determining gene in humans is termed as the sex determining region Y (SRY) gene.…

Q: What is the difference between recombination and crossing over?

A: The study of genetic variations, heredity, and genes is called genetics.

Q: Chromosomal RearrangementsAre Caused by which factors?

A: Chromosomal rearrangement is a mutation that involves the change in the structure of the native…

Q: In the karyotype shown here, identify the sex chromosomes. Is this individual a male or a female?

A: Introduction Any cell contains a specific number of chromosomes referred to as ploidy level or…

Q: Why is emasculation done in the process of hybridization?

A: Emasculation is the process of removal of the male reproductive organs (anther) from bisexual flower…

Q: Why is the Barr body more brightly staining in a cellnucleus than the other chromosomes?

A: Cell is the smallest structural and, functional unit of life. It is simple machinery that houses all…

Q: How Chromosomal Rearrangements are Caused?

A: Numerous structural rearrangements in chromosomes have been characterised, inversions and…

Q: What is a balanced chromosomal rearrangement?

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

Q: What the term Translocation defines in the context of chromosomal ?

A: A chromosome is a lengthy DNA molecule that contains all or parts of an organism's genetic material.…

Q: Is this karyotype male or female? What kind of error (if any) Name of syndrome

A: In karyotype, a picture of the person's chromosomes is taken in order to determine the chromosome…

Q: The karyotype pictured here represents O A. a normal male O B. a normal female OC.a Down Syndrome…

A: Answer: KARYOTYPE = It is the representation of chromosomes of an individual , from where we can…

Q: What process does the following picture represent? XX-88-XX O segregation mitosis O random…

A: What process does the following picture represent? segregation mitosis random assortment  crossing…