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Which of the following events occurs in meiosis but not in mitosis

Genetic variation is introduced during synapsis which only occurs in meiosis, not mitosis. Homologs exchange genetic information during crossing over of synapsis. Entire chromosomes also separate during meiosis I which is different from mitosis when chromatids of each chromosome separate Which of the following occurs in meiosis but not in mitosis? A) Chromosome replication B) Condensation of chromosomes The overall events of prophase, metaphase, anaphase, and telophase are the same in both mitosis and meiosis. The statement is true for mitosis and meiosis II. A) The statement is true for mitosis only

Alternation of generations means that a diploid sporophyte produces haploid spores by meiosis and a haploid gametophyte produces gametes by mitosis. The following diagram is a cell from a species that has a diploid number of 4 In meiosis, synapsis (Pairing of homologous chromosome), Crossing over (exchange of chromosomal segment between nos sister chromatids) occurs which does not occur in mitosis. Also meiosis is reductional division, the chromosomal number during meiosis is reduced to half while no such reduction in chromosomal number occurs during mitosis Mitosis and meiosis are processes involved in cellular reproduction. Which of the following describes an event that results from mitosis but not meiosis? A. two stages of cell division B. replication of cellular genetic material C. daughter cells that are identical to the parent cell D. four daughter cells that are produced from each parent cel

What is the correct sequence of the following events that occur in mitosis? 1. The cytoplasm and organelles are divided between the daughter cells. 2. The nucleolus and nuclear envelope reappear. 3. The centromere splits. 4. The chromosomes condense and the nucleolus disappears. 5. The chromosomes are pulled to the poles of the cell. 6 A) It has half the amount of DNA as the cell that began meiosis. B) It has half the chromosomes but twice the DNA of the parent cell. C) It has one-fourth the DNA and one-half the chromosomes as the parent cell. D) It is genetically identical to another cell formed from the same meiosis I event. A

Biology Chapter 10 terms. 57 terms. ASK_18. DNA and Cell Cycle. 77 terms. Layne_Smith07. Mitosis Quiz. 88 terms. Sydney_Stover2 In meiosis I, specifically in Prophase 1, two homologous chromosomes (they have the same length and the same position of centromeres, but does not contain the same genetic material) partner together. This is called synapsis. Once synapsis is completed, the cross-over and subsequent genetic recombination occurs

Q. Identify whether each process below occurs during mitosis, meiosis, or both.a) Haploid cells are formed.b) Cell division occurs only once.c) Homologou... Q. The following events are common to mitosis and meiosis except for?A. DNA replication precedes cell divisionB The events that occur in meiosis but not mitosis include homologous chromosomes pairing up, crossing over, and lining up along the metaphase plate in tetrads. aleezaafzaal2001 aleezaafzaal2001 4-synapsis does not occur during mitosis it occurs in prophase 1 phase ZYGOTEN Which of the following occurs in meiosis but not in mitosis? A) chromosome replication B) synapsis of chromosomes C) production of daughter cells D) alignment of chromosomes at the equator E) condensation of chromati

Mitosis and Meiosis: In both mitosis, and meiosis, the dividing cell will follow the same basic stages. However, one of the main differences between these two cycles is that meiosis will have two. In meiosis , synapsis (Pairing of homologous chromosome), Crossing over (exchange of chromosomal segment between nos sister chromatids) occurs which does not occur in mitosis. Also meiosis is reductional division , the chromosomal number during meiosis is reduced to half while no such reduction in chromosomal number occurs during mitosis In meiosis, synapsis (Pairing of homologous chromosome), Crossing over (exchange of chromosomal segment between nos sister chromatids) occurs which does not occur in mitosis. Correspondingly, which of the following events occurs during anaphase of mitosis? The chromosomes align along the metaphase plate of the cell

Which of the following occurs in meiosis but not in mitosis

  1. answer choices. the cell in in prophase of mitosis because the number of chromosomes has doubled. the cell in in prophase I of meiosis because the number of chromosomes has doubled. the cell in in telophose of mitosis becasuse the cell is separating and contains two copies of each chromosome
  2. g, while meiosis was discovered by Oscar Hertwig. Cytokinesis occurs only in telophase during mitosis while it occurs in Telophase 1 and telophase 2 during meiosis. The primary function of mitosis is general growth and repair
  3. Mitosis involves the division of body cells, while meiosis involves the division of sex cells. The division of a cell occurs once in mitosis but twice in meiosis. Two daughter cells are produced after mitosis and cytoplasmic division, while four daughter cells are produced after meiosis
  4. 10N.2.SL.TZ0.2a: State the stage of mitosis typified by image II. 10N.2.HL.TZ0.7b: Describe the events that occur in the four phases of mitosis in animals. 17M.2.HL.TZ2.8a: Cells go through a repeating cycle of events in growth regions such as plant root tips and..
  5. During meiosis, two consecutive rounds of cytokinesis (the division of cytoplasm between two daughter cells) take place. 38. Which one of the following occurs in meiosis, but not in mitosis? A) formation of a spindle apparatus B) synapsis of homologous chromosomes C) chromosomes lining up singly at the equator

Final Exam: Meiosis Flashcards Quizle

The events that occur in meiosis but not mitosis include homologous chromosomes pairing up, crossing over, and lining up along the metaphase plate in tetrads. Meiosis II and mitosis are not reduction division like meiosis I because the number of chromosomes remains the same; therefore, meiosis II is referred to as equatorial division Determine if the following events occur during Mitosis, Meiosis I, Meiosis II, Mitosis and Meiosis, Mitosis and Meiosis I, or Mitosis and Meiosis II. (Answers may be used once, more than once or not at all. Be as accurate as possible with your answer.) ___ 1. The chromosome number is reduced by half Which of the following occurs in meiosis but not in mitosis chromosome. Which of the following occurs in meiosis but not in. School University of Minnesota; Course Title BIOL MISC; Uploaded By a12899. Pages 1 This preview shows page 1 out of 1 page.. Pick out the correct statements. <br>(a)Mitosis takes place in the somatic cells and the meiosis takes place in the germ cells.<br>(b)During mitosis, the DNA replicates once for one cell division and in meiosis, the DNA replicates twice for two cell division.<br>(c)mitosis and meiosis occur both in sexually and asexually reproducing organism Part Each of the following events occurs during mitosis except You did not open hints for this part. ANSWER: Choose one (a) polar microtubules contract, pulling attached chromosomes toward the poles (6) chromosomes condense (C) microtubules assemble between centricles (d) nuclear membrane breaks down (2 Part - Changes in ploidy and DNA content during meiosis The parent cell that enters meiosis.

The Process of Meiosis | Boundless BiologyMeiosis is called reduction division

The event that occurs in both anaphase of mitosis and anaphase II of meiosis is the separation of sister chromatids. Sister chromatids are duplicated.. For each of the following events below, determine whether they occur in mitosis, meiosis, or both. If the parent cell is diploid it will produce haploid daughter cells Produces 4 daughter cells Sister chromatids separate Crossing over occurs Homologous chromosomes move to opposite sides of the cell 1 There are certain events that occur in mitosis that are not the same for meiosis. For instance, in mitosis, chromosomes do not line up in pairs on the metaphase plate, they line independently. This happens so that each daughter cell can get a sister chromatid from the homologous pair Get the detailed answer: which of the following occurs in meiosis but not in mitosis? Get the detailed answer: which of the following occurs in meiosis but not in mitosis? Free unlimited access for 30 days, limited time only! Get access. Homework Help. What's your question? Pricing. Log in Sign up. Biology. 1 Which of the following occurs during mitosis but not during meiosis I ? (A) The chromosomes are pulled to opposite poles of the spindle apparatus. (B) The chromatids of each chromosome are separated. (C) The nuclear envelope breaks down. (D) Both synapsis and crossing-over take place. (E) The diploid number of chromosomes is reduced to the.

  1. The daughter cells produced by mitosis are identical, whereas the daughter cells produced by meiosis are different because crossing over has occurred. The events that occur in meiosis but not mitosis include homologous chromosomes pairing up, crossing over, and lining up along the metaphase plate in tetrads
  2. Which of the following processes occurs during meiosis and not mitosis? C. CROSSING-OVER - occurs during meiosis but not in mitosis. s. Log in for more information. Question. Asked 3/24/2014 11:41:53 AM. Updated 3/25/2014 8:57:52 AM Share thoughts, events, experiences, and milestones, as you travel along the path that is uniquely yours.
  3. which of the following events happens at the conclusion of meiosis I? homologous chromosomes of a pair are separated from each other. which of the following processes occurs in meiosis but not mitosis? synapsis of chromosomes. which of the following describes a major different between meiosis II and mitosis in a diploid animal
  4. How does S phase following meiosis I differ from S phase in mitosis? a. DNA replication takes less time because the cell is haploid. b. DNA does not replicate during S phase following meiosis I. c. DNA replication takes more time due to cohesin proteins. d. There is no difference

A. Mitosis produces somatic cells and Meiosis produces gametes. B. There are 2 separate divisions in Meiosis and only 1 division in Mitosis. C. Mitosis produces genetically identical cells and Meiosis produces genetically different cells. D. DNA replication happens once in Mitosis and DNA replicates twice in Meiosis. 8 Which of the following is not true of homologous chromosomes? a. They behave independently in mitosis. b. They synapse during the S phase of meiosis. c. They travel together to the metaphase plate in meiosis I. d. They are held together during synapsis by a synaptonemal complex. e Which event occurs only during prophase I of the first meiotic division? Synapsis of homologous pairs occurs: In a male mammal, every cell that undergoes meiosis gives rise to _____ sperm. four: Which of the following occurs in meiosis, but not mitosis? Homologous chromosomes separate. Which function makes meiosis lengthier and more complex. All of these events occur only in meiosis I, never in mitosis. Homologous chromosomes move to opposite poles during meiosis I so the number of sets of chromosomes in each nucleus-to-be is reduced from two to one. For this reason, meiosis I is referred to as a reduction division. There is no such reduction in ploidy level in mitosis Which of the following events happens at the conclusion of meiosis I? Homologous chromosomes of a pair are separated from each other. Which of the following processes occurs in meiosis but not in mitosis? synapsis of chromosomes. Independent assortment of chromosomes is a result of which of the following processes

Mitosis and meiosis are processes involved in cellular reproduction. Which of the following describes and event that results from mitosis but NOT meiosis? A. two stages of cell division. B. replication of cellular genetic material. C. daughter cells that are identical to the parent cell. D. four daughter cells that are produced from each parent. Which of the events listed below is not observed during mitosis? (A) Chromatin condensation (B) Movement of centrioles to opposite poles (C) Appearan Correct answers: 2 question: Which of the following is not a primary difference between mitosis and meiosis? Question 27 options: Meiosis produces four daughter cells and mitosis produces only two. Mitosis produces haploid daughter cells, whereas meiosis produces diploid daughter cells. Meiosis involves gametes, whereas mitosis occurs in somatic cells. Meiosis has two phases and mitosis has.

What happens during meiosis that doesn't occur during mitosis

Another difference between mitosis and meiosis is that, during mitosis, there is only one cell division, so the cell goes through the steps of prophase, metaphase, anaphase, and telophase once. However, during meiosis there are two cell divisions, and the cell goes through each phase twice (so there's prophase I, prophase II, etc.) Meiosis results in a halving of chromosomes in the daughter cells, while mitosis reserves the same amount of genetic material in the daughter cells. Both use the same order of events: prophase, metaphase, anaphase, and telophase. Both of these processes allow genetic variation. Both processes require DNA synthesis beforehand Identify which event will occur during Prophase I of meiosis but does not occur during prophase of mitosis. A. bivalents will form B. nuclear envelope will dissolve C. centrioles will form in animal cells D. chromatin will condense into chromosome Meiosis and mitosis share obvious cellular processes and it makes sense that meiosis evolved from mitosis. The difficulty lies in the clear differences between meiosis I and mitosis. Adam Wilkins and Robin Holliday 1 summarized the unique events that needed to occur for the evolution of meiosis from mitosis. These steps are homologous.

_F__ 15. Crossing-over rarely occurs in meiosis because homologous chromosomes rarely form during mitosis. __T_ 16. Chromosome number is not changed during mitosis. __T_ 17. Two members of a pair are called homologous chromosomes a) meiosis produces only three cells. b) it occurs in the uterus. c) it is completed at birth. d) none of these are true. 9) Independent assortment of alleles occurs because of which of the following? a) crossing over. b) random alignment of chromosomes on the equator during metaphase I. c) random alignment of chromosomes on the equator during. The four stages of mitosis are known as prophase, metaphase, anaphase, telophase. Additionally, we'll mention three other intermediary stages (interphase, prometaphase, and cytokinesis) that play a role in mitosis. During the four phases of mitosis, nuclear division occurs in order for one cell to split into two Q8. Which of the events listed below is not observed during mitosis? (a) Chromatin condensation (b) Movement of centrioles to opposite poles (c) Appearance of chromosomes with two chromatids joined together at the centromere (d) Crossing over Ans: (d) Crossing over occurs in pachytene (it is a phase of meiosis-I). Crossing over is the exchange.

Similarities Between Mitosis And Meiosis - slideshare

Meiosis & Mitosis Flashcards Quizle

____ 15. The difference between anaphase of mitosis and anaphase I of meiosis is that. a. the chromosomes line up at the equator in anaphase I. b. centromeres do not exist in anaphase I. c. chromatids do not separate at the centromere in anaphase I. d. crossing-over occurs only in anaphase of mitosis. ____ 16 In telophase of mitosis, the mitotic spindle breaks Match the stage of the cell cycle with the event Lead nurturing is focused on providing value to your Which cellular structure contributes to the biggest During meiosis, segments of nonsister chromatids can On your newly created calendar, add an event for Meiosis is a process that gives rise to a haploid cell from a diploid one. 2. Haploid cell is the one that has a single set of chromosomes. While diploid cells have a double set of chromosomes. 3. Body cells are examples of diploid cells. 4. Reproductive cells are examples of haploid cells. 5 Crossing over occurs at the beginning of meiosis. Which of the following statements is true about crossing over? A)Crossing over is a rare event and can only occur at one location along each pair of homologous chromosomes. B)As a result of crossing over, the two sister chromatids of a replicated chromosome are no longer identical Meiosis is a multi-step process in which a cell makes a copy of each strand of DNA, called a chromosome, and then divides twice. Each time it divides, it cuts its DNA content in half. In humans, a cell goes from having 46 strands of DNA, and then 96 after each is copied. The first division of meiosis cuts 96 in half into 46

The cell cycle begins with the formation of a new cell following mitosis. • The nucleus of the cell contains 2n amount of DNA • DNA replication is a crucial event in the cell cycle. • Prior to cell division, whether mitosis or meiosis, the DNA replicates itself to form two identical copies. • This occurs during the S (synthesis) phase Which of the following is one of the very important differences between mitosis and meiosis? a. Chromosomes align midway between spindle poles only in meiosis. b. Homologous chromosomes pair up only in meiosis. c. DNA is replicated only in mitosis. d. Sister chromatids separate only in meiosis. e. Interphase occurs only in mitosis Cell division is a precisely regulated process. Although mitosis is a process by which eukaryotic cell division occurs (remember, eukaryotic cells can also divide via meiosis - a process you will learn about in the next tutorial), many events need to take place prior to the physical separation of a mother cell into two daughter cells. Mitosis is a highly orchestrated process, with many. Select the correct statement from the following: 1. ln leptotene stage chromosomes become gradually visible under light microscope. 2. During zygotene heterologus chromosome shows pairing. 3. Chiasma is a J-shape structure formed in diplotene. 4. Pachytene is characterized by the formation of synaptonemal complex. 10

Which is unique to meiosis and does not occur in mitosis

mitosis and meiosis Flashcards Quizle

Mitosis produces _______ daughter cells. The stages of mitosis occur in what order, first to last? A mistake happens during the cell cycle of a given cell, and it is allowed to enter the M phase directly from the G1 phase, skipping the S and G2 phase In meiosis 2 interphase does not take place. Interphase is the process of DNA replication. In meiosis this process occurs during meiosis 1 but not in meiosis 2. In mitosis interphase happens just prior to each cell division. 4. In meiosis 2 cells can divide twice. During mitosis cells can divide only one time. 5 www.njctl.org PSI Biology Mitosis & Meiosis 21. During the step labeled as 2 in the illustration above, an event occurs that leads to greater genetic variation. What is this event and during which phases does it occur? a. independent assortment, anaphase 1 b. crossing over, prophase 1 c. independent assortment, metaphase 2 d Mitosis Helps with Cell Turnover and Growth. While meiosis is the engine driving genetic diversity in eukaryotic reproduction, mitosis is the force that allows everyday, moment-to-moment survival and growth. The human body contains trillions of somatic cells (that is, cells outside the gonads that cannot undergo meiosis) that must be able to.

Mitosis vs Meiosis. The difference between Mitosis and Meiosis can be identified through how and what cells get reproduced. In Mitosis, a process of asexual reproduction, a cell is divided into two thus creating a duplicate, with an identical number of chromosomes in an individual produced diploid cell i.e. somatic cell Study Chapter 9/10 Mitosis/Meiosis flashcards from Bailey Davis's Oakland University class online, Crossing over is one of the most important events in meiosis because.... It produces new combinations of alleles on chromosomes 5 mitosis occurs without cytokinesis. This will result in.. Meiosis I - prophase Meiosis II - prophase Meiosis I - metaphase Meiosis II - metaphase A 24 year-old healthy female presents for her pap smear. She has regular periods that last 5-7 days and occur every 30 days. She denies abnormal pain, bleeding, discharge, or history of positive pap smears. What phase of meiosis should her selected oocyte be in

Chapter 13 Flashcards Quizle

The cell separates the copied chromosomes to form two full sets (mitosis) and the cell divides into two new cells (cytokinesis). The period between cell divisions is known as 'interphase'. Cells that are not dividing leave the cell cycle and stay in G0. Mitosis and meiosis. Cells divide into two different ways to make new cells. Mitosis Meiosis is a reductioist devision of a diploid cell into four haploid gametes. It occurs in sex cells only and is responsible for genetic variation. Meiosis occurs in two steps, Meiosis I and Meiosis II, where the latter resembles mitosis. Im meiosis one, Chromosomes double to produce an identical copy of themselves in interphase Daughter cell A is the most likely to be observed. Crossing over occurs randomly between homologous regions of homologous chromosomes. Daughter cell A is the result of a crossing over event that could occur anywhere between the second and third gene, which makes up the majority of the chromosome Comparison of the processes of mitosis and meiosis. Mitosis produces two diploid (2n) somatic cells that are genetically identical to each other and the original parent cell, whereas meiosis produces four haploid (n) gametes that are genetically unique from each other and the original parent (germ) cell. Mitosis involves one cell division, whereas meiosis involves two cell divisions Meiosis II: The two new cells produced by meiosis I now enter a second meiotic division called meiosis II. Meiosis II may begin with interkinesis or interphase II that is differ from interphase I that no S phase occurs in interkinesis. There are following stages of Meiosis II which are similar to stages of mitosis in function. Prophase I

during mitosis. When a mutation occurs during meiosis, the organism in which the mutation occurs is not affected. However, the disorder will be passed to their offspring. Since all the cells in the offspring begin with the two parental gametes, every cell in the body of the offspring will contain the mutation Synapsis Definition. Synapsis is an event that occurs during meiosis in which homologous chromosomes pair with their counterparts and remain bound due to the exchange of genetic information. During meiosis, homologous chromosomes are paired and then separated to reduce the genetic content of the resulting gamete cells. Synapsis does not occur during mitosis, because homologous chromosomes do. Occurs in ovaries Not continuous or equivalent in humans Primary oocyte Secondary oocyte formation: Meiosis arrested at metaphase II until fertilization Upon fertilization, meiosis resumes to completion, then egg and sperm nuclei combine Oogenesis Fig. 2-1

Mitosis, meiosis, or both? Flashcards Quizle

Difference Between Spermatogenesis and Oogenesis

Which of the following will occur in meiosis but not

3. Differentiate between the events of mitosis and meiosis 4. Write brief note on the following a. Synaptonemal complex b. Metaphase plate 5. Write briefly the significance of mitosis and meiosis in multicellular organism. 6. An organism has two pair of chromosomes (i.e., chromosome number = 4). Diagrammatically represent the chromosomal. a. Mitosis b. Meiosis I c. Meiosis II d. Interphase e. S phase of mitosis. T/F. 105. Reduction in chromosome number occurs during meiosis I. 106. Crossing-over occurs during the first anaphase of meiosis. M/C. 107. Which occurs in meiosis I but not in meiosis II? a. Diploid daughter cells are produced b. Chromosomes without chromatids line up. Mitosis's function or significance relies on the maintenance of the chromosomal set; each formed cell receives chromosomes that are alike in composition and equal in number to the chromosomes of the parent cell. Mitosis occurs in the following circumstances: Development and growth: The number of cells within an organism increases by mitosis

Q.3Which of the following occurs during meiosis but not ..

The main difference between meiosis and mitosis is the type of cells that undergo the process. Mitosis occurs in all eukaryote cells, while meiosis is a special type of mitosis that only occurs in gamete, or sex, cells. Mitosis creates two identical cells from one mother cell mitosis and meiosis, and their significance. We know they aren't the best movies, but they are a good overview. Following the videos, we will model mitosis and observe plant and animal cells in various stages of mitosis. We will then model the events of meiosis and observe animal cells undergoing meiotic cell division Meiosis and mitosis share obvious cellular processes and it makes sense that meiosis evolved from mitosis. The difficulty lies in the clear differences between meiosis I and mitosis. Adam Wilkins and Robin Holliday 1 summarized the unique events that needed to occur for the evolution of meiosis from mitosis

Which of the following occurs during mitosis but not

Chromosome segregation is the process in eukaryotes by which two sister chromatids formed as a consequence of DNA replication, or paired homologous chromosomes, separate from each other and migrate to opposite poles of the nucleus.This segregation process occurs during both mitosis and meiosis.Chromosome segregation also occurs in prokaryotes.However, in contrast to eukaryotic chromosome. Dissolution of the Nuclear Envelope. In most cells, the disassembly of the nuclear envelope marks the end of the prophase of mitosis (Figure 8.29).However, this disassembly of the nucleus is not a universal feature of mitosis and does not occur in all cells. Some unicellular eukaryotes (e.g., yeasts) undergo so-called closed mitosis, in which the nuclear envelope remains intact (Figure 8.30)

Which of the following events occur during mitosis

MEIOSIS WORKSHEET Date The following statements describe events in both meiosis I and meiosis Il. Identify each phase, specifying whether it occurs during meiosis I or ll. Then place them in sequential order using the numbers 1 through 9. Use 1 for the phase that occurs first and 9 for the phase that occurs last. Statement 1 8.Which of the events listed below is not observed during mitosis? (a) Chromatin condensation (b) Movement of centrioles to opposite poles (c) Appearance of chromosomes with two chromatids joined together at the centromere (d) Crossing over soln. (d): Crossing over occurs during meiosis I and not mitosis. 9.Identify the wrong statement about. The key difference between cytokinesis and mitosis is that cytokinesis refers to the division of the parental cell cytoplasm into two parts to form two daughter cells while mitosis refers to the division of the parental nucleus into two genetically identical daughter nuclei in order to produce two daughter cells.. There are two types of cell divisions as mitosis and meiosis • The student can describe the events that occur in the cell cycle (3A2 & SP 1.2). • The student is able to construct an explanation, using visual representations or narratives, as to how DNA in chromosomes is transmitted to the next generation via mitosis, or meiosis followed by fertilization (3A2 & SP 6.2) 1 - Meiosis 2 & 3 - Mitosis. The diploid Megaspore Mother Cell (MMC)undergo meiosis and forms a linear tetrad of four haploid megaspores. Three mitotic divisions, inside the functional (one) megaspore, form the embryo sac (eight haploid nuclei), while the other three megaspores degenerate.The embryo sac is a seven-celled and eight nucleated structure

6. Keystone Review #1 - Cell Reproduction Quiz - Quiziz

of mitosis and interphase (technically not part of mitosis) in the Allium root tip slide. However, the following details will also help: 1. Interphase: Nuclear material has some dense spots, but is mainly homogeneous. Nucleolus is visible (see interphase image in procedures). 2. Mitosis: (a) Prophase: Starts when chromosomes begin to condense Cytokinesis is the process whereby the cytoplasm of a parent cell is divided between two daughter cells produced either via mitosis or meiosis. This is also often known as cytoplasmic division or cell cleavage. Figure 1: Cytokinesis occurs in the late telophase of mitosis in an animal cell

Meiosis and mitosis share obvious cellular processes and it makes sense that meiosis evolved from mitosis. The difficulty lies in the clear differences between meiosis I and mitosis. Adam Wilkins and Robin Holliday 2 summarized the unique events that needed to occur for the evolution of meiosis from mitosis In prophase of mitosis and meiosis II, homologous chromosomes do not form pairs in this way. 2. Metaphase I: Spindle fibers attach to the paired homologous chromosomes Meiosis. Occurs in the gonads (testes and ovaries) to produce gametes (sperms, egg), which are N, or haploid (1 set of chromosomes) When the sperm fertilizes the egg, a zygote (diploid or 2N) is produced. Mitosis. The fertilized egg divides mitotically for growth and repair to form the adult male or female individual with 46 chromosomes (23.