Q: For the following chromosome complements, what is the phenotypic sex of a person who has Q. XXYY…
A: The male-determining gene in humans is termed as the sex determining region Y (SRY) gene. Generally…
Q: How does the Xist gene make a Barr body?
A: Euchromatin is defined as the active form of chromosomal DNA whereas heterochromatin is defined as…
Q: What is PID? What causes it?
A: It consists of primary sex organs called gonads which produce gametes and hormones, secondary sex…
Q: What is crossing over, when does it occur and what is its importance?
A: A chromosome is an organized package of DNA found in the nucleus of the cell. Different organisms…
Q: What is a Barr body? How is it related to the Lyon hypothesis?
A: Humans exhibit XX-XY type of sex determination.
Q: What is cross-fertilize?
A: Fertilization is the process by which the gametes (male gamete and female gamete) fuse with each…
Q: Why Mules Are Sterile?
A: A mule is the offspring of a male jackass and a mare. mares and jackasses are different species,…
Q: What is a complementation test and what is it used for?
A: Gene is a functional unit of hereditary, its expression plays a vital role in determining the…
Q: What causes nonreciprocal translocation?
A: All cellular systems are controlled by proteins. Proteins are synthesized by the cell by a process…
Q: How do translocations in which no genetic information is lost or gained produce phenotypic effects?
A: Translocation is caused Due to separation of a chromosome segment and its union to a nonhomologous…
Q: What is complementation group ?
A: A category of mutant genes that do not complement one another
Q: What unusual feature of the Y chromosome allows some recombination among the genes found on it?
A: Every individual has 23 pairs of chromosomes, out of which 22 are identical, one ie sex chromosome…
Q: A1 A2 АЗ A4 A5 A6 A1 A2 + A3 + + A4 + A5 А6 What are the possible complementation groups from the…
A: Complementation groups are groups of mutation which do not complement with each other.…
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 is the Barr body different from the other Xchromosome in this cell?
A: Chromosomes are filamentous bodies present in the nucleus. They are composed of DNA(…
Q: Why is the Barr body more brightly stained by DNA-specific dye in a cell nucleus?
A: Introduction: Barr body is the inactivated X chromosome found in the cells containing more than one…
Q: What are Sex-linkage?
A: Sex linkage is the phenotypic expression of a trait governed by the presence of the mutations in the…
Q: What are chromosome 17 traits?
A: In all the living organisms, the genetic material is organized into a specific structure known as a…
Q: What is a Barr body, and where is it found in a cell?
A: A chromosome is a long DNA molecule with part or the whole hereditary material of a creature. Most…
Q: What is a complementation test?
A: Genetics is the branch of Biology dealing with the study of genes including their structure,…
Q: What are multiples allels?
A: Gregor Mendel knew how to keep things basic. In Mendel's work on pea plants, every gene came in only…
Q: What does an extra 22 chromosome mean?
A: Chromosome is the DNA molecule with part or all of the genome (genetic material) of an organism. In…
Q: What is a Barr body? How is its structure different from that ofother chromosomes in the cell? How…
A: Chromosomes are the carrier of genetic material deoxyribonucleic acid (DNA). They are coiled in…
Q: How does Nondisjunction affect humans?
A: Cell division is a process by which a cell divides into two or four daughter cells. The cell…
Q: What do the terms epistasis and complementation mean?
A: A gene is a sequence of nucleotides in genomes that code for a specific functioning molecule. There…
Q: What is true about the mutations within a complementation group?
A: Answer. They do not complement each other and are in the same gene
Q: Why Complementation occurs ?
A: Introduction Complementation is a relationship between two separate strains of an organism that…
Q: What is Sex-linkage?
A: Introduction In this question we will discuss about the sex linkage.
Q: What is chromosome painting ?
A: The thread-like structure found inside the nucleus of the cell is called a chromosome. It consists…
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: 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: What is a multisubunit protein?
A: The cells are the basic building blocks of the living system. It consists of many internal…
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: What is x linked genes?
A: DNA and RNA are nucleic acids that are capable of transmitting hereditary information from one…
Q: What is the 2n chromosome number of Valanga?
A: Genetic material are the means by which hereditary information is passed on from one generation to…
Q: What is the inactivation of the X chromosome? What is a Barr body?
A: It is believed that women are more susceptible to X chromosome inactivation than men are. X…
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 a sex pilus and which cell type, F- or F+,would produce this structure?
A: The transfer of the genetic material from one bacterium to another through direct contact is termed…
Q: What are noninformative matings. ?
A: The mating that reveals the inheritance or linkage relationships of a gene or an allele are…
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: Give the typical sex-chromosome complement found in the cells of people with Turner syndrome, with…
A: Chromosome complement refers to the entire set of chromosomes in the nucleus of a cell in a…
Q: What are X-inactivation and Barr body?
A: Barr bodies are most commonly situated at the periphery of the nucleus. It is named after its…
Q: What is a balanced chromosomal rearrangement?
A: Chromosomes carry the genetic material DNA. Chromosomes may undergo rearrangements that are the…
Q: what are monohybrid and dihybrid crosses and how do I do them?
A: Monohybrid and dihybrid crosses are used in genetics in order to study the two laws of Mendel, Law…
Q: What is Complementation Analysis ?
A: A variable form of a gene is called an allele. Some genes exist in multiple versions, all of which…
Q: What is the purpose of Barr bodies?
A: DNA is the genetic material in most living organisms. It is the information hub of the cell that…
Q: What are the four types of chromosomal rearrangements?
A: Chromosomal rearrangements are the mutations in the chromosomes that alter the structures of…
What is a merodiploid, and what is genetic complementation?
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- In a diploid cell, two homologous chromosomes are: A) similar , but from two different species B) mirror images of each other C) similar, but from two different people D) identical to each other E) copies of each othera) What is the chromosomal abnormality associated with Fragile-X Syndrome? b) What is the phenotype associated with this disorder? c) How is this trait inherited?What is a Barr body, and where is it found in a cell?
- What are telophase 1?13) Use the image below of the X and Y sex chromosomes of a human to answer the following question. Which of the following statements is true? A) This person is a female with Haemophilia. B) This person is a male with Ocular Albinism. C) This person is a female with Ocular Albinism. D) This person is a male with no sex linked genetic disorders. X Ocular albinism Duchenne muscular dystrophy Androgen insensitivity Severe combined immunodeficiency Haemophilia Colour blindness Y DOLD SRY Sex determination AZF Sperm development12. The spindle checkpoint ensures that all chromosomes are attached to the mitotic spindle. If this does not happen, cells would most likely be arrested in A) telophase B) anaphase C) G2 D) metaphase 13. In the cells of some organisms, mitosis occurs without cytokinesis. This will result in A) cells with more than one nucleus. B) cells that are unusually small. C) cells lacking nuclei. D) cell cycles lacking an S phase. 14. Which of the following statements is true of a species that has a chromosome number of 2n = 16? A) The species is diploid with 32 chromosomes per cell. B) The species has 16 sets of chromosomes per cell. C) Each diploid cell has eight homologous pairs of chromosomes. D) A gamete from this species has four chromosomes.
- In an X linked condition "b" , a person with genotype XbX , can be described as what ? a) female who has the disease b) female who is a carrier c) male with disease d) male with no disease ( Not sure if that was more detailed ? )What is a complementation test?What does the sex chromosome genotype XY produce in drosophilia?