In animals, meiosis occurs in the sex organsthe testes in males and the ovaries in females. You will be creating an electronic flip book to illustrate the process of mitosis or meiosis. Explain how reduction division results in the formation of haploid gametes or spores. In humans, there are a total of 46 chromosomes in the nucleus of a somatic cell. Meiosis reading guide new castle community school corp. Using humans as the examples, new humans are created by meiosis, but within the human, mitosis reproduces cells. The phases of meiosis i are called prophase i, prometaphase i, metaphase i, anaphase i, and telophase i.
A very good plot example in romantic fiction appears in the book pride and prejudice by jane austen. In some organisms, the nuclear membrane reforms and the chromosomes decondense. The plot of the story begins when lizzies sister, jane, falls in love with darcys friend named mr. Mitosis meiosis and general cell cycle interactive notebook activities designed for high school biology or middle school life science. Meiosis 1 has phases consisting of prophase 1, metaphase 1, anaphase 1 and telophase 1. In meiosis, each sex cell that is made gets only one chromosome from each homologous pair. Learn sexual reproduction meiosis chapter 4 science with free interactive flashcards. Meiosis flip book student activity sheet introduction during this activity, you will utilize your knowledge of meiosis to design and create a flip book outlining the stages of meiosis. Meiosis ii segregates the sister chromatids into separate cells. Meiosis is where a diploid cell gives rise to haploid cells, and fertilization is where two haploid cells gametes fuse to form a diploid zygote.
The first oval or ovals in each phase should show the location of the organelles at that stage. Meiosis produces our sex cells or gametes eggs in females and sperm in males. I dont look much like him because i have blonde hair and blue eyes. Use free sample research papers on meiosis to find more of the relevant information able to help you in preparing, writing, and structuring a decent research proposal on the topic. Anaphase 1 in humans, the products of meiosis are oogenesis and spermatogenesis. Likewise meiosis 2 has prophase 2, metaphase 2, anaphase 2 and telophase 2. It is a process that only occurs during the formation of sex cells. In meiosis ii, a cell contains a single set of chromosomes. Each chromosome, however, still has its duplicated sister chromatid attached. The dna in the cell is copied resulting in two identical full sets of chromosomes. These four daughter cells only have half the number of chromosomes. Interphase interphase is the first stage of the cell cycle. Mitosis, a process of cell duplication, or reproduction, during which one cell gives rise to two genetically identical daughter cells. Aug 18, 2014 copy of click to edit created using powtoon free sign up at.
Sister miriam joseph, shakespeares use of the arts of language, 1947 the unspeakable in full pursuit of the uneatable. Discussing the crisis of alienation in society, allen remarked. Examples of diminish words are just, only, and simply. A homologous pair consists of one paternal and one maternal chromosome.
Materials meiosis flip book templates scissors colored pencils stapler procedure 1. Mitosis flip books diagram masters you will complete each page to illustrate the changes that take place in a cell during cell division. Meiosis reading guide homologous chromosomes sexual reproduction depends in part on meiosis my oh sisa type of cell division that produces four cells, each with half the number of chromosomes as the parent cell. Meiosis, division of a germ cell involving two fissions of the nucleus and giving rise to four gametes, or sex cells, each with half the number of chromosomes of the original cell.
Prophase chromosomes become more coiled and can be viewe. Choose from 500 different sets of sexual reproduction meiosis chapter 4 science flashcards on quizlet. In humans, for example, each individual can produce at least 2 23 8. In this stage the chromatids line up in the center of the. Meiosis storybook anaphase i in this phase, the pairs of homologous chromosomes begin to separate.
A red herring is a common device used in mystery and thriller stories to distract the reader from identifying the real culprit. You will design, write, and illustrate a childrens story picture bookcomic strip that will take the reader through the life cycle of a chosen character a cell. As in mitosis, each part of meiosis has four phases which include. Meiosis is marked by two nuclear divisions, as opposed to the one division found in mitosis. This book was created and published on storyjumper. The story must be creative and show correct grammar.
In a previous lesson students worked through the process of mitosis and created clay models to depict the important occurrences for each stage. Today is a very special day for kevin because he finally gets to go through the cell cycle. Examples of cells that undergo meiosis include cells used in sexual reproduction called gametes. These are divided between the first time the cell divides meiosis i and the second time it divides meiosis ii. Jan, 2015 it is anticipated that the single stage meiosis is primitive and preceded the twostage meiosis, which would ensure the effective genome recombination. Meiosis results in four cells that are not identical, the process of meiosis. Join the amoeba sisters as they explore the meiosis stages with vocabulary. One way of using meiosis is to use words that diminish. Today is a very special day for kevin because he finally gets to go through the cell. Compare and contrast mitosis and meiosis meiosis and mitosis describes the process by which cells divide, either by asexual or sexual reproduction to produce a new organism. Look for students to be able to identify that the diploid chromosome number represents the full number of chromosomes for an organism, while the haploid chromosome number reflects half the full number of chromosomes for an organism. The red herring in a story can take the form of characters that the reader suspect, but who turn out be innocent when the real murderer is identified.
It is important for students to differentiate between the two cell processes mitosis vs. Scientists say meiosis i and meiosis ii, but its just two pmatis. You can easily find these free papers on the web, but choose carefully, as there is a lot of poor quality imitations. Plot examples and definition of plot literary devices. Meiosis is the opposite of auxesis, and is often compared to litotes. Meiosis is a copying process that produces cells with half the usual number of chromosomes. A homologous chromosome pertains to one of a pair of chromosomes with the same gene sequence, loci, chromosomal length, and centromere location. Following the guide of the spindle fibers, the chromosomes movie towards the opposite poles. Mitosis, meiosis and general cell cycle interactive notebook activities designed for high school biology or middle school life science. Meiosis research paper az writing sample essays, example. We share the same parents, yet we dont share all of the same genes. Red herring examples and definition of red herring. Mitosis, meiosis and general cell cycle interactive notebook activities.
When you break it down its just two pmatis in a row. Describe the process of meiosis, including independent assortment and crossing over. Meiosis cell division biology article khan academy. Meiosis molecular biology of the cell ncbi bookshelf. Meiosis is a process in which one diploid cell divides and makes four haploid cells. Wickham, who accuses darcy of destroying him financially. It is called the resting phase and it is where the cell spends most of its time. In literature, statements that deliberately downplay a situation, or understatements that serve to actually highlight a situation and create dramatic irony, are referred to as meiosis.
Meiosis is the great process that shuffles the cells genes around. Learn vocabulary, terms, and more with flashcards, games, and other study tools. Meiosis keeps the total number of chromosomes the same from one generation to the next. The phases of these two nuclear divisions meiosis i and meiosis ii bear the same name as those for mitosis, with a catch. The gametes produced in meiosis are all haploid, but theyre not genetically identical. Use the water cycle flip book demonstrated in class as your example. Meiosis and mitosis story biology assigment once upon a time there was a biological process called mitosis. You may work alone or with one other person groups of 2 will receive the same grade. The phases of meiosis i are called prophase i, prometaphase i, metaphase i, anaphase i. Homologous chromosome definition and examples biology.
Sexual life cycles involve an alternation between meiosis and fertilization. Obtain the meiosis flip book templates from your teacher. Meiosis also gives the impression that something is less important than it is or it should be. The story must be clearly written, illustrated and show and understanding of the concepts. She was born into a very well off family in a very crazy world. To understand the process of meiosis, you first need to learn a little more about chromosomes and their. The process of meiosis is characteristic of organisms that reproduce sexually and have a. To develop a creative and fun story that identifies the steps and processes of the two methods. For example, take a look the meiosis ii diagram above, which shows the. Examples and observations meiosis, often achieved through a trope of one word, may range from bitter scorn to light derision. Oh what fun said mitosis this is so much better than interphase i feel like i was waiting for years to.
With the descriptions on the back of each page, the flip book will serve as study tool for the students. The term is derived from the greek to make smaller, to diminish. Ninth grade lesson flipping for meiosis betterlesson. Meiosis results in four cells that are not identical, the process of meiosis shuffles the genetic information. Diploids and haploids the cells produced from mitosis are called diploids because they have two complete sets of chromosomes.
The sister chromatids, however, remain attached at the centromere and they move as one. Meiosis is a statement that depicts something important in terms that lessen or belittle it. I am sure that you are wonderfully capable of relating the specifics of these processes in an understandable manner, but there is a potential hang up that you have probably noticed. The interphase that happens between the two processes is very short and the dna is not duplicated. Story must be creative and explain the steps of cellular reproduction for both meiosis and mitosis.
An example of a prop is to use yarn as the spindle fibers. In this stage the chromatids connect and cross over, this is when the chromatids trade sections. In this stage the chromatids line up in the center of the cell, and the spindle fibres attach to the chromatids. Mitosis was a simple little process repeating again and again with no change. Meiosis ii is the second major subdivision of meiosis. Meiosis is a form of cell division that produces gametes in humans these are egg cells and sperms, each with reduced or halved number of chromosomes. You may write out a script for it, but no official paper needs to be created. In meiosis 1, a germ cells splits into two diploid cells and there is an exchange of genetic material, however the processes of meiosis 2 is similar to the process witnessed in mitosis. As we said, meiosis happens when its time to reproduce. Make your own animated videos and animated presentations for free. Meiosis cliffsnotes study guides book summaries, test. Childrens books tend to be linear and well defined.
Homologous chromosomes sexual reproduction depends in part on meiosis my oh sisa type of cell division that produces four cells, each with half the number of chromosomes as the parent cell. But the actual number of variants is very much greater than this because a second type of reassortment, called chromosomal crossingover, occurs during meiosis. How the cell dealt with chromosomes during mitosis might give us a clue as to how theyre handled in meiosis. In rhetoric, meiosis is a euphemistic figure of speech that intentionally understates something or implies that it is lesser in significance or size than it really is. Use the extra ovals to show the movement of organelles between stages. Mitosis can occur in every cell but meiosis only in germ cells because meiosis is reduction division and it can reduce only those cells which have 2n chromosomes. During meiosis ii, the sister chromatids within the two daughter cells separate, forming four new haploid gametes. Mitosis results in two identical cells, that is the two cells are clones of each other.
Metaphase 1 prophase 1 cytokinesis continued continuation the chromosomes arrive at opposite poles of the cell. Your electronic book should be accurate, colorful, and selfrunning flip on its own. Mitosis and meiosis flip book pages 1 22 text version. One day, there was a little girl cell that was born. Political cartoon you must create a political cartoon strip showing the steps of mitosis and meiosis. Students will use their textbook or lecture notes to develop a detailed description of each stage of meiosis that will be written on the back of each page of the flip book. If you do not want to act it out during class, you may videotape it and show it to the class. Pairs of chromosomes line up in the center of the cell and then go to different sides of the cell.
Examples of cells that are produced through mitosis include cells in the human. This step is different because in meiosis something happens called crossing over that happens to the dna. Mitosis, meiosis and the cell cycle are a tough topic for childrens books. Cells makes more ribosomes and proteins so it can grow to its proper size.