How many chromatids are present for each type of chromosome at the completion of crossing over? What two structures hold the chromatids together at this stage?

Q: Describe the "folded-fiber" model of the mitotic chromosome.

A: Folded fibre model This model of chromosome was proposed by DuPraw in 1965 through his studies on…

Q: How is the concept ofchromosome related to theconcept of the gene?

A: Chromosomes are formed by the wrapping of the nucleic acid (DNA) with proteins. The chromosomes are…

Q: Draw chromosomes in the following cells to represent the various stages of mitosis and meiosis for…

A: When a mother cell splits into two or even more new cells, this is called cell division. Normally,…

Q: Describe the structure of a duplicated chromosome, including the sister chromatids, centromeres, and…

A: Introduction  Chromosomes are nothing but highly condensed form of the chromatin fibre. There are…

Q: How many sister chromatids are in a chromosome?

A: The replication of DNA results in the formation of the two identical chromosomes known as sister…

Q: During meiosis I, assuming no crossing over, what chromatid combination(s) will be present at the…

A: Meiosis is the cell division of germ cells to produce gametes (sperm or egg cells) in sexually…

Q: How to distinguish and count how many chromosomes vs. chromatids are present in a cell and if the…

A: Cell division is the division of the cell into two or four cells. The number of chromosomes differs…

Q: B. If a gamete of an unknown animal species has 44 chromosomes, how many each of the following…

A: Introduction: For sexual reproduction to create offspring, two gametes must fuse, each with a…

Q: Are sister chromatids attached at the centromere considered to be one or two chromosomes?

A: Two threads like strands which divide a chromosome longitudinally are called chromatids.

Q: Which of the following is not true in regard to crossover? a. Spindle microtubules guide the…

A: Crossing over is the process in which genetic material in one chromosome is exchanged with its…

Q: Describe the folded-fiber model of the mitotic chromosome

A: Taylor and his coworkers introduced this model of chromosome structure in 1957, 1963 and is based on…

Q: a gamete of a FISH-X has 32 chromosomes, how many of each of the following structures will be…

A: Kindly post remaining questions because as per Bartley guidelines experts can solve max of 3…

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

A: Meiosis is a process in which one cell divided to form four cells. It is responsible for the…

Q: In a tabular form, differentiate mitosis and meiosis using the following criteria: Chromosome…

A: Cell division is a phenomenon in which parent cell undergo splitting process and gives rise to…

Q: Draw and label the chromosomes at metaphase. Identify the types of chromosomes in the genome. Give…

A: Cell division and reproduction occur in two ways i.e. mitosis and meiosis. Mitosis is an asexual…

Q: What are sister chromatids? What is the process that forms two sister chromatids from a single…

A: DNA is the store house of genetic information. This genetic information is decoded through the…

Q: How does anaphase I of meiosis differ from anaphase of mitosis? Does the number of chromatids per…

A: The cell is the basic structural and functional unit of life. It carries out various functions in…

Q: ompare and contrast the appearance of chromosomes AND the behaviour of chromosomes at analogous…

A: Cell division is the biological process that results in the production of two or more cells from a…

Q: Explain the Chromosome condition in which a diploid cell has one more chromosome than normal ?

A: Human cells contain 46 chromosomes that appear in a pair of 23 chromosomes. These chromosomes carry…

Q: How many nonsister chromatids are in a chromosome?

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

Q: What are the parts of cell involved during meiotic division? Specify the parts during prophase,…

A: Introduction :- A cell must first go through interphase before entering meiosis I. The cell grows…

Q: What would the consequences be if one set of sister chromatids failed to separate at anaphase?

A: As we know all living organisms are made of  basic unit of structure and function called as cell. To…

Q: If a gamete of a FISH-X has 32 chromosomes, how many of each of the following structures will be…

A: Introduction:  The fusion of two gametes, each with a complete haploid set of chromosomes, is…

Q: In both mitosis and meiosis, sister chromatids separate during anaphase, but there are _____ haploid…

A:

Q: Where are chromosomal fragments of non sister homologs exchanged and remain as part of the process…

A: Crossing over happens all the time in  prophase I (Meiosis)  before formation of tetrads area unit…

Q: If a gamete of an unknown animal species has 18 chromosomes, how many chromatids are at anaphase I?…

A: Introduction: Chromosomes are the condensed form of chromatin present in the nucleus of the cells.…

Q: A diploid cell has 28 chromosomes in G2. Which of the following is NOT true of this cell? This cell…

A: Answer: NOT TRUE option: This cell contains 56 chromosomes in Anaphase.

Q: The process depicted in the image above is best summarized by which of the following descriptions? *…

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

Q: In a diploid cell in which 2n = 14, how many telomeresare there in each of the following phases of…

A: The process involved in the generation of daughter cells from parent cell can be described as cell…

Q: Chromosome structure is composed of the following Telomere Centromere Chromatids All of the above

A: A chromosome is a thread-like long DNA molecule containing the genetic information of an organism.…

Q: What is crossing over?

A: Meiosis cell division is divided into two stages. Meiosis I or reductional cell division reduces the…

Q: After anaphase and telophase, mitosis is complete, but meiosis is not.  What are the differences…

A: The cell division is the process by which new daughter cells are generated from the original mother…

Q: Describe the process of 'crossing over' detailing at what stage of the cell cycle it occurs. What…

A: Crossing over is also called as recombination or exchange of genes of non sister chromatids.

Q: if there are 9 chromosome pairs that undergo mitosis and meiosis,  - how many chromatids are there…

A: Mitosis is a process of cell division in which teo identical daughter cells are formed which are…

Q: In which specific stage (or substage) of mitosis or meiosis or both does each of the following…

A: The chromosome undergoes different changes as the cell cycles proceed.

Q: Describe how a ring chromosome forms

A: Ring chromosome is result from two terminal breakage in the both arms of same chromosome, whose ends…

Q: How many DNA molecules are in a mitotic chromosome?How many strands of DNA nucleotides are in a…

A: DNA is deoxyribonucleic acid which contains nitrogenous base pairs, deoxyribose sugar, and phosphate…

Q: Name the disorder with choromosome compliment 22 pairs of autosomes +21st chromosomes +XY?

A: Normally every human cell contains 23 pairs of chromosomes i.e. 46 chromosomes but sometimes, some…

Q: Is there homologous chromosome pairing in mitosis? and in meiosis? Explain.

A: Homologous chromosomes are paired chromosome, which have the same gene sequence, loci, centromere…

Q: . One oak tree cell with 14 chromosomes undergoesmitosis. How many daughter cells are formed,…

A: The cell cycle, or cell-division cycle, is the series of events that take place in a cell leading to…

Q: If a gamete of a FISH-X has 32 chromosomes, how many of each of the following structures will be…

A: Note: As per Bartleby Guidelines, For Remaining Answers Please Repost The Question. Introduction:…

Q: hat cytological abnormalities are expected of aneuploids at mitosis? at meiosis?

A: cervical cytologic abnormalities in teenagers, outlined as a Papanicolaou (Pap) smear result…

Q: a homologous pair of chromosomes always has two sister chromatids each? true or false?

A: Chromosomes are compact form of DNA in which DNA is wrapped around histone proteins. These are…

Q: Consider a hypothetical species with a diploid genome, 2N=40. Which of the following is/are true?…

A: Any diploid organism contain 2n number of chromosomes in their somatic cells. But the germ cells…

Q: How many chromatids are present  in a duplicated chromosome?

A: Chromosomes are the amalgamation and groupings of deoxyribonucleic acids in a cluster within the…

Q: If a gamete of an unknown animal species has 44 chromosomes, how many of each of the following…

A: Number of chromosome decided on the basis of centromere not on the basis of chromatid even a single…

Q: In Coleus, the somatic cells are diploid. Having 24 chromosomes. How many of each of the following…

A: Note: As per Bartleby Guidelines For Remaining Answers Please Repost The Question. Introduction:…

Q: Which of the following describes the state of chromosomes in metaphase II? a two chromatids joined…

A: Answer-- a. two chromatids joined at the centromere