True or False: When an individual generates gametes via meiosis the gametes either receive all of their maternal alleles or all of their paternal alleles? b) Explain your answer
Q: Which of the following represent the gametes that an individual with the genotype AABB can produce?…
A: The genotype is the complete set of the genome of an individual and it represents the two alleles…
Q: True or false Meiosis produces cells that have a diploid number or chromosomes?
A: Cell cycle: - it is a series of changes occur in a newly divided cell through which it duplicates…
Q: Provide four sources of error that can cause mistakes during meiosis
A: Meiosis : It's the reductional division in which a diploid cell divides to form four haploid…
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Q: Which meiosis is the main focus of study? Label it on your drawing.
A: When the single cell divides two times and produces four cells which contains the half of the…
Q: Choose all correct responses. Which of the following cells are diploid? Group of answer choices…
A: A cell with two complete sets of chromosomes is known as a diploid cell. This is the haploid…
Q: If you are asked to choose between these: mitosis is superior compared to meiosis or meiosis is…
A: Mitosis and meiosis are the two ways that cells divide and reproduce. Meiosis produces four sex…
Q: What must happen for a secondary oocyte to complete meiosis
A:
Q: Daughter cells produced in meiosis have Multiple Choice one-fourth the number of chromosomes as…
A: Meiosis comes under the category of cell division that plays a role in the formation of daughter…
Q: Which of the following is a TRUE statement regarding the outcome of meiosis? A. In meiosis,…
A: Meiosis Meiosis is a type of cell division in sexually reproducing organisms, resulting in four…
Q: process of meiosis is essential to the formation of which type of cells in the human body?
A: Meiosis is a type of division which results in the formation of haploid daughter cells.
Q: In human spermatogenesis, mitosis of a stem cell gives rise to one cell that remains a stem cell and…
A: Human reproduction involves the formation of sexual gametes (egg and sperm) and fusion of…
Q: The result of spermatogenesis is: 4 viable haploid spermatids. 1 viable haploid spermatid and 3…
A: The process of spermatogenesis occurs in the walls of seminiferous tubules, with stem cells known as…
Q: Independent assortment of chromosomes occurs during _____. mitosis and meiosis II meiosis…
A: Cell cycle includes the series of events that produce daughter cells from parent cell.
Q: Humans have two different sex chromosomes, X and Y. Figure 4 below shows the inheritance of sex in…
A: The chromosomes that determine the sex of an organism are called sex chromosomes.
Q: A woman is heterozygous for the gene that causes cystic fibrosis, an autosomal recessive disorder.…
A: A series of event that occurs in a cell to make it ready for the division is the cell cycle. There…
Q: What is the relationship between non-disjunction, changes in chromosome number and miscarriage? Why…
A: Chromosome abnormalities are of 2 types viz. numerical, where an individual has abnormal number of…
Q: The cells produced at the end of Meiosis are not genetically identical. Why is this important?
A: Cell division is an important process that helps to keep the cells growing in number. This enables…
Q: Why is it necessary for gametogenesis to reduce the chromosome number of the sex cells by one-half?
A: Ans: Gametogenesis: It is the biological process in which haploid or diploid cells divide as well as…
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: What does abnormal male karyotype mean?
A: A karyotype is the visual picture of number and morphology of chromosomes. It consists of analyses…
Q: List the three principal mechanisms that generate new genetic combinations in meiosis.
A: The cell goes through cell cycle, which is a sequence of cell growth and duplication by the…
Q: Which of the following can arise from a zygotic mitotic problem in an individual with a normal XY…
A: Following condition arised due to Error in zygote mitosis in an individual with XY genotype.
Q: An Ascus Contains which Products of a Single Meiosis?
A: An Ascus is a fungal spore which helps in reproduction process. The spore helps in surviving in the…
Q: Represent the segregation of chromosomes during Meiosis 1 and Meiosis 2 A. normal segregation in…
A: A single cycle of replication of dna is accompanied by two cycles of nuclear divisions termed…
Q: In the X-Y and Z-W systems of sex determination, which sex is theheterogametic sex, the male or…
A: Ans: Sex determination: It is the biological systems which determines the sexual characteristics in…
Q: In humans, what are the random and non-random events in sexual reproduction (post-meiosis) that…
A: Reproduction is the process in which new offspring are produced from the parent. Sexual reproduction…
Q: _1. How many daughter cells will be produced if there are 20 mother cells which will undergo meiosis…
A: Gametogenesis is a process through which male and female gametes (sperms and eggs) are formed in the…
Q: During which process does a cell divide into two equivalent daughter cells? Group of answer choices…
A: cells are the basic structural and functional unit of life . they undergoes division to produce…
Q: Write one (1) short sentence explaining what happens during each pages of ‘Meiosis II’.
A: Cell division is one of the most crucial processes performed by a cell. It enables a single cell to…
Q: Draw a Punnett square. cross an XX woman with an XY man. How many kinds of eggs can a woman…
A: Chromosomes are long thread-like structures that carry coded genetic information in the form of DNA.…
Q: Which of the following makes sexually reproduced offspring genetically different from their parents?…
A: Genetic variation refers to the differences present in gene sequences between individuals and caused…
Q: What are the advantages and disadvantages of the alternation between fertilization and meiosis in…
A: The fusion of female gamete (egg cell) and male gamete (sperm) is termed as fertilization.
Q: Assume that there are 12 map units between two loci in the mouse and that you are able to…
A: The point of exchange of segments between non-sister chromatids of homologous chromosomes during…
Q: Briefly describe nondisjunction in meiosis and identify several potential consequences. In other…
A: Meiosis is the type of cell division that occurs in the sex cells to produce gametes in the form of…
Q: Give a detailed description of all the phases of meiosis
A: Cell division is the process of dividing cells. There are two types of cell division. Mitosis occurs…
Q: Which one of the following entries most accurately describes the stage at which oogenesis is…
A: Oogenesis is the formation of ova.It is divided into three stages - A) Multipication phase - In…
Q: Polar bodies are generated during 1. Mitosis in females 2. Meiosis in males 3. Meiosis females 4.…
A: Answer : Option "1" is correct Mitosis in females
Q: What type of cell is observed using the onion root tip? b. Between Mitosis and Meiosis, what type do…
A: Cell division is an important process that helps to keep the cells growing in number. This enables…
Q: Name 2 sources of variation produced during meiosis.
A: Meiosis is a form of cell division in which the reduction of the number of chromosomes to half…
Q: true or false, In meiosis, the haploid set of chromosomes is created in the reduction phase but they…
A: In meiosis, the haploid set of chromosomes is created in the reduction phase but they become…
Q: Describe the process of crossing over AND identify the phase of meiosis when crossing over occurs.
A: Meiosis is the process in which a cell divides twice to create four cells containing the half amount…
Q: How many genetically different gametes could be formed by woman with the DdEeffGgHh genotype?
A: Gametes - These are the contribution by each parent towards the offspring production during…
Q: An XXX individual may be result of an abnormal complement of chromosomes in the egg or sperm. At…
A: Introduction Any cell contains the specific number of chromosomes and it is referred to as ploidy…
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…
Q: Name two key functions of meiosis.
A: Introduction :- Meiosis is a process in which a single cell divides twice to produce four cells with…
Q: In fertilization, select answer a male gamete and a female gamete two female gametes two male…
A:
Q: Crossing over takes place between the chromatids of the homologous chromosomes during prophase I of…
A: Cell division is the process in which a cell is divided to form new cells. Mitosis and meiosis are…
Q: Which statement does not accurately describe what occurs during the process of meiosis? A) All…
A: Answer : Option 'C' is correct . Meiosis produces four identical gametes, either egg or sperm
Q: What type of gametes can be produced by simple non-disjunction of the sex chromosomes in a human…
A: Non-disjunction is defined as the failure of proper separation of sister chromatids or homologous…
- True or False: When an individual generates gametes via meiosis the gametes either receive all of their maternal alleles or all of their paternal alleles?
- b) Explain your answer.
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- What are the major differences between mitosis and meiosis? Explain this both in terms of the different steps of each event and with regards to the final products of each event. Remember to mention the events which are unique to meiosis and why they are significant.A cell has four pairs of chromosomes. Assuming that crossing over does not occur, what is the probability that a gamete will contain all of the paternal chromosomes? If n equals the number of chromosomes in a set, which of the following expressions can be used to calculate the probability that a gamete will receive all of the paternal chromosomes: (1/2)n, (1/2)n–1, or n1/2?true or false, In meiosis, the haploid set of chromosomes is created in the reduction phase but they become single-stranded in the division phase?
- imagine a giraffe whose diploid is 30. A)Under what circumstances would the giraffe go through a process of meiosis? . b) what will be the final result of this meiosis for the giraffe (# of cells + # of chromosomes/cells)A couple comes into a fertility clinic. A chromosome preparation is made for each and the male is found to have an aberrant karyotype. He is heterozygous for two sets of reciprocal translocations involving four different chromosome pairs. What proportion of his gametes are expected to be functional and viable?Human sex chromosomes are XX for females and XY for males. a. With respect to an X-linked gene, how many different types of gametes can a male produce? b. If a female is homozygous for an X-linked allele, how many different types of gametes can she produce with respect to this allele? c. If a female is heterozygous for an X-linked allele, how many different types of gametes can she produce with respect to this allele?
- Fill in the cells below showing the NORMAL process of meiosis of the male's sex chromosomes (XY – the X and Y are representing the entire chromosome, and remember X and Y act like a homologous pair). DO NOT show crossing over. prior to meiosis 44 +XY What are the possible normal gametes produce after meiosis division? Identify the possible sex of the offspring if these normal sperm cells are fertilized by the egg cell.How many different types of gametes can you produce from this cell heterozygous for two genes (AaFf)? (2)Meiosis is defined as a ____. Select an answer and submit. For keyboard navigation, use the up/down arrow keys to select an answer. a) type of cell division that is seen in all types of cells b) type of cell division that divides a somatic cell and produces 4 gamete cells c) type of cell division that divides a somatic cell and produces 2 gamete cells d) type of cell division that divides a gamete cell into 2 somatic cells
- What type of gametes can be produced by simple non-disjunction of the sex chromosomes in a human male? Simple non-disjunction means that non-disjunction occurs in meiosis I or meiosis II, but not in both meiosis I and meiosis II. Choose all answers that are correct Group of answer choices 22, 0 24, YY 25, XXY 23, XX 23, XY 25, XXX 24, XY 24, XXCaspar's genotype is HhRr. These genes are located on the same chromosome, so the haplotype is: H R h r For this problem, there is no recombination between the genes. Knowing this, draw for yourself how these chromosomes should align and separate during meiosis. Now, from the choices below, which gamete would represents a nondisjunction event in meiosis II? hr HhRr Hhr HHRRThe picture below represents a G1 cell from a newly discovered species that uses the X/Y sex determination system. Alleles for the different autosomal genes of interest are indicated on the chromosomes, and genes R and T are 36 cM apart. Red lines show maternal chromosomes, and blue lines show paternal chromosomes. Answer the following questions about this individual. g|G a) This individual can produce a pool of different gametes. List any TWO potential gametes that will occur at different frequencies. Give the alleles of each gamete contained within a set of brackets, and indicate the expected frequency (up to two decimals) at which that gamete would occur. b) Name any two loci in this individual that can result in recombination in the gametes via the process of independent assortment. c) What is the sex of this individual? Justify your answer. d) Give the term that will describe the morphology of the chromosome that carries the R/T alleles. e) Provide the genotype of the fertilizing…
