Crossing over leads to the exchange of material between homologous chromosomes in meiosis. requires the pairing of homologous chromosomes in prophase of meiosis I. happens less frequently between genes that are far apart on a chromosome than between genes that are close together. a and b, but not c a, b, and c

Q: A certain species of animal has 18 chromosomes in its diploid cells (2n=18). Describe what the…

A: Introduction Strasburger 1875 first reported the presence of chromosomes in eukaryotic cells. The…

Q: The sequence of processes shown in the photographs above is known as Select one: a. mitosis b.…

A: Cell is an elemental unit of the body in which various metabolic process takes place . It comprises…

Q: chromosomes occurs during

A: Synapsis:- Is the pairing of two homologous chromosomes. It allows matching up of homologous pair…

Q: Mendel's laws of segregation and independent assortment are based on the movement of chromosomes…

A: Mendel conducted the experiments on the garden peas. He chose some unique traits of peas and…

Q: In a diploid species where 2n=26 a nondisjunction event occurs during meiosis II in one chromosome.…

A: When a sexually reproducing creature divides its cells into gametes, a genetic event known as…

Q: Identify two ways meiosis contributes to genetic recombination? Why is it necessary to reduce the…

A: Introduction :- Meiosis is a type of cell division that results in the formation of gametes, such as…

Q: Draw a diagram of the animal’s diploid chromosome movement during abnormal meiosis in which…

A: Cell division is one of the most fundamental characteristic of life. This is the method which…

Q: Match the description with the phase of melosis. Letters may be used more than once. Homologous…

A: Cell division is of two types, mitosis (equational division) and meiosis(reductional division). each…

Q: Crossing over (mark all that apply): O produces new assortments of maternal and paternal chromosomes…

A: Introduction:- Crossing over is the exchange of portions ( genetic segments) of non sister…

Q: Here is a situation in which there is a repeated sequence. This picture shows two homologous…

A: Chromosomal crossover explains the exchange of genetic material while sexual reproduction between…

Q: Draw a diagram to show how nondisjunction of all chromosomesduring meiosis I in one parent could…

A: There are two types of cell division that takes place inside the human. Mitosis and Meiosis.…

Q: Nondisjunction is when chromosomes do not separate correctly in anaphase. Nondisjunction in meiosis…

A: Question - Nondisjunction is when chromosomes do not separate correctly in anaphase. Nondisjunction…

Q: Which is NOT true of meiosis?

A: Meiosis is a kind of cell division which results in the production of four haploid daughter cells…

Q: EXAMPLE 2: The parents in the family above produce another son, this time with two Y chromosomes and…

A: Non disjunction is a event where either homologous chromosomes in meiosis I or sister chromatids in…

Q: Sketch a comparison of Metaphase Mitosis and Metaphase I Meiosis (diploid:8 chromosomes n=4) - Be…

A: Metaphase is a stage during the process of cell division (mitosis or meiosis) where all the genetic…

Q: In what stage(s) of meiosis do events leading to genetic variation occur? I Prophase I II Prophase…

A: Genetic variation refers to the differences that exist between individuals in a population due to…

Q: A transfer of genes between non-homologous chromosomes is known as   aneuploidy   crossing over…

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

Q: The gene associated with the recessive disorder nemophilia is on the X chromosome, where n is the…

A: Option B

Q: meiosis mitosis and meiosis mitosis 1. involves two successive nuclear and cell divisions 2. yields…

A: *A kind of cell division known as meiosis produces four daughter cells, each contains half as parent…

Q: Genes G and H are located on chromosome 18. A woman with the genotype Gg Hh has a child with a man…

A: Nondisjunction refers to the failure of homologous and sister chromatids to divide.

Q: During which phase(s) of the cell cycle are sister chromatids separated? a- meiosis I, meiosis II,…

A: The correct answer is: b- meiosis II

Q: All of the following statements are true regarding meiosis EXCE O A The gametes produced are…

A: Meiosis is a process by which cell divides and produce four cells. These cells are mainly sperm in…

Q: During which phase of meiosis does variation occur? a anaphase I b cytokinesis c…

A: Sexual reproduction gives rise to an unlimited number of genetic variations. In other words, sexual…

Q: All of the following are distinctions between the process of mitosis and meiosis EXCEPT: Group of…

A: Cells divide and reproduce in two ways, mitosis and meiosis.  Mitosis is a process where a single…

Q: if a species of animal has 18 chromosomes in its diploid cells (2n=18). Describe what the metaphase…

A: The number of chromosomes in the metaphase of mitosis would be 18 as 2n is 18. In meiosis 1 - 18…

Q: The Black Rhinoceros has a chromosome number of 84 (total). Based on this information, how many…

A: During mitosis, a cell duplicates all of its contents, including its chromosomes, and splits to form…

Q: At the end of meiosis I: the cells are haploid and the homologous pairs are in separate cells.…

A: Meiosis is a two-stage process in which meiosis I can be referred to as the initial division.…

Q: Which of the following statements is an incorrect description of the processes of mitosis or meiosis…

A: Mitosis is the process by which a cell divides into two genetically similar daughter cells. Meiosis…

Q: Independent assortment refers to the fact that: O a. dominant chromosomes determine the assortment…

A: Mendelian inheritance is a type of biological inheritance that follows the principles originally…

Q: Construct a table for the different stages of meiosis, giving the number of chromosomes per cell and…

A: Cell division, also called cell replication, is the phenomenon of the formation of daughter cells…

Q: Which of the following correctly describes a homologous pair of chromosomes in prophase of meiosis…

A: Meiosis is a type of cell division that forms four daughter cells from a single parent cell. It…

Q: In the beginning of meiosis II, each chromosome is duplicated and attached. These chromosomes are…

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

Q: Metaphase of mitosis differs from metaphase of meiosis I because homologous chromosomes do not…

A: Introduction The cell division is a process in which parent cell divides, finally giving rise to two…

Q: Which stage of meiosis involves the separation of homologous pairs of chromosomes?     anaphase…

A: Meiosis is a type of cell division in which a diploid mother cell divides to form four haploid…

Q: At the end of S phase, each chromosome has replicated to produce two complete copies that are joined…

A: The number of chromatids on chromosomes doubles after replication, however the nuclei stay diploid…

Q: Consider a cell in which nondisjunction occurs for all chromosomes during meiosis I. What would be…

A: Nondisjunction of chromosome is the process in which the separation fails to occur, that results…

Q: During which division process(es) are the kinetochores of both sister chromatids captured by…

A: Cell division is the process by which cells multiply involving both nuclear and cytoplasmic…

Q: Here is a list of events out of order for nondisjunction during meiosis l: A One homologous…

A: Nondisjunction is a critical event that occurs during meiosis, which is the process that creates sex…

Q: Counting Chromosomes 1. A cell in G₁ of interphase has 6 chromosomes. How many chromosomes and DNA…

A: Cell division is a phenomenon in which parent cell undergo splitting and give rise to new cells.…

Q: If nondisjunction takes place in a spermatocyte in the second meiotic division and the sperm…

A: Answer:- Option B is the correct choice. The nondisjunction is a process where the sister chromatids…

Embryology