Selection file type icon file name description size revision time user. These suggestions are provided to enhance the students overall lab. Simulating meiosis objectives simulate the stages of mitosis. On the basis of your observations in activity a and information on the events of mitosis from your textbook, explain why some phases are longer than others. Ap biology lab 3 mitosis and meiosis overview in this lab you will investigate the process of mitosis and meiosis. Or, if not, maybe you are referring to the new objectives for the revised ap biology lab manual. Comparison of mitosis and meiosis read complete questions 7. What is the approximate duration of anaphase in these cells. Idea3 genetics and information transfer g enetic information provides for continuity of life, and, in most cases, this.
While surfing i came across a tutorial site from cornell through a link at bill barstows site. The 1station kit includes materials for 1 group of 4 students. Includes mitosis world, lab, movies, links, and journals. Ap biology laboratory 3 mitosis and meiosis answers. Cooks ap biology class studying mitosis and meiosis.
Paul andersen compares and contrasts mitosis and meiosis. Big idea 3 labs investigation 7 cell division mitosis and meiosis. Alignment to the ap biology curriculum framework this investigation pertains to the storage and transmission of genetic information big idea 3. To follow the stages of mitosis and meiosis and calculate the mitotic index in onion root tip sections to simulate mitosis and meiosis using pipe cleaners to understand the differences and similarities between mitosis and meiosis. Explain how the reduction and rearrangement are accomplished in meiosis. Include a description of mitosis and cytokinesis, and of the other phases of the cell cycle. Cellular reproduction classroom copy 1 ap biology laboratory 3 mitosis and meiosis background to activities a and b cells are the basic units of life, and cell division is the basic event that perpetuates life. Key concepts, design of the experiments, analysis of results, and lab quiz by reading the information presented, watching the animations, and answering all questions in a typed document. Meiosis occurs only in the gonads, while mitosis occurs all over the body in somatic cells. Timing and length of lab this investigation requires a minimum of four lab periods of about 45 minutes each, plus time for a discussion on cell cycle control part 3. Onion root tips are stained to identify the various stages and duration of mitosis.
If you have access to the equipment and materials used in the lab, please perform the lab as indicated in the manual. What type of plant cell and animal cell will you be observing. Ap biology lab mitosismeiosis name date ap biology lab 3. To determine how long cells spend in each phase of the cell life cycle. You will use prepared slides of onion root tips to study plant mitosis and to calculate the relative duration of the phases of mitosis in the. Nov 19, 2016 3 mitosis is a continuous process, not a series of separate events, which is exemplified by dependence each phase has on the results of the phase before it. Ap biology, mitosis, onion cells, whitefish blastula cells, images created date. Mitosis is usually used for the growth and replacement of somatic cells, while meiosis produces the gametes or spores used in. Mitosis and meiosis are both processes of cell division, but their outcomes are very different. Compare mitosis and meiosis with respect to the following. Mitotic cell division is involved in the formation. Mitosis typically results in new somatic body cells which are diploid in chromosome number. Mitosis produces two identical cells clones, while meiosis produces four genetically variable cells.
The two kinds of cellular division are mitosis and meiosis. Mitosis and meiosis in this lab we will investigate the stages of mitosis and meiosis and explore different properties of cell reproduction. Cell division in individual bacterial and archaea usually occurs by binary fission. As always, it is important to make connections between big ideas and enduring understandings, regardless of where in the curriculum the lab is taught. You will be working with microscopes and a species of fungus called sordaria fimicola procedure part 7a. Framework and include at least two lab experiences in each of the four big. Study the process of mitosis in plant and or animal cells using slides of onion root tips or. Use prepared slides of onion root tips to study plant meiosis and to calculate the relative duration of the phases of mitosis in the meristem of root tissue. New cells are formed during cell division which involves both the replication of the cells nucleus and division of the cytoplasm. Develop your title in the form of a question after you have completed the pre lab. On this page you can read or download mitosis answers key biology in pdf format. The purpose of this lab was to recognize the stages as well as events of mitosis and meiosis in a plant cell or an animal cell. Review the processes of mitosis and meiosis by completing the labbench activity mitosis and meiosis.
Mitosis and meiosis introduction there are two types of nuclear division, mitosis and meiosis. Students will then determine the relative time cells spend in each phase and calculate the distance between a specific gene and the chromosome centromere. During this lab, we were to observe and recognize mitosis in onion root tip and whitefish cells, estimating the time of mitotic stages, stimulate the stages of meiosis by using chromosome sets, and calculate the distance of genes from the centromere. Ap biology lab mitosis and meiosis what students are saying as a current student on this bumpy collegiate pathway, i stumbled upon course hero, where i can find study resources for nearly all my courses, get online help from tutors 247, and even share my old projects, papers, and lecture notes with other students.
Mitosis the cell cycle in a certain cell type has a duration of 10 hours. The investigation begins with a question guaranteed to. Meiosis, followed by one mitotic division, in sordaria results in the formation of eight haploid. You must use the beads or clay to show the chromosomes. Selection file type icon file name description size revision time. Lets look more closely at each process, beginning with the cell cycle. He shows how you can count cells in various phases of mitosis to construct a cell cycle pie chart. Ap biology lab mitosismeiosis name date ap biology lab 3 mitosis and meiosis overview exercise 3a use prepared slides of onion root tips or whitefish. Results, and lab quiz by reading the information presented, watching the animations, and. There are two types of cell division, mitosis and meiosis.
You will be working with microscopes and a species of fungus called sordaria fimicola procedure. Mitosis and meiosis in this laboratory, students will use prepared slides of onion root tips to study mitosis in plant cells calculate the relative duration of the phases of mitosis in the meristem of root tissue use prepared slides of a fish blastula to study mitosis. He shows how you can count cells in various phases of mitosis to construct a cell. Mitosis is usually used for the growth and replacement of somatic cells, while meiosis produces the gametes or spores used in an organisms reproduction. Objectives see page 29 of the ap biology lab manual 3. For example, chromatin must turn into chromosomes in prophase so that the chromosomes can line up in the middle in metaphase. On this page you can read or download mitosis worksheet answer key biology in pdf format. Ap biology course audit document gompers preparatory academy. Mitosis, meiosis, and mendelian genetics learning goals. Ap biology lab mitosismeiosis name date ap biology lab. The 8station kit includes enough materials for a class of 32 students working in groups of 4. The objective of this lab is to better understand the processes of mitosis and meiosis by observing and conducting various experiments. By doing this lab we will also create a model of and understand the process of crossing over.
Alleles that are not involved in crossover events segregate during meiosis i. Mitosis and meiosis are two of the most commonly misunderstood topics on the ap biology exam. You might wish to conduct this laboratory as two separate exercises. The laboratory work done by ap students is equivalent to work completed by college students and is. You will use prepared slides of onion root tips to study plant mitosis and to calculate the relative duration of the phases of mitosis in the meristem of root tissue. Can you describe each of the stages and key structures of mitosis and meiosis for the ap bio exam. Using prepared slides and electronic images of whitefish and onion cells, students learn about the stages of mitosis and meiosis. For organisms to grow and reproduce, cells must divide. Ap biology lab mitosis and meiosis what students are saying as a current student on this bumpy collegiate pathway, i stumbled upon course hero, where i can find study resources for nearly all my courses, get online help from tutors 247, and even share. Mar 14, 2012 paul andersen compares and contrasts mitosis and meiosis. For those who would like a supplement to the mitosis material in the ap lab manual, excellent movies and still pictures of mitosis whitefish blastula, onion root tip, blood lily, newt lung cells, etc. You will simulate the stages of meiosis by using chromosome models. Mitosis is nuclear division that produces identical daughter cells through a process of interphase, prophase, metaphase, anaphase, and telophase. Essay 2004 meiosis reduces chromosome number and rearranges genetic information.
Mitosis and meiosis are both processes of cell division. On this page you can read or download pogil activities for ap biology mitosis answers in pdf format. In this lab you will investigate the processes of mitosis and meiosis. Pearson, as an active contributor to the biology learning community, is pleased to provide free access to the classic edition of the biology place to all educators and their students. The objective of this experiment is for students to identify and differentiate various stages in mitosis and meiosis. Interphase the longest phase is when the dna is replicating and cell is doing its job. Wise, mississippi state university, mississippi state, mississippi. This laboratory investigation, especially parts 1, 3, and 4, has a few safety concerns. The nuclei of 660 cells showed 33 cells in anaphase. Apr 04, 2018 mitosis and meiosis are two of the most commonly misunderstood topics on the ap biology exam. Enzyme catalysis overview the information will assist teachers with aspects of lab 2 that are not necessarily addressed in the lab manual.
Mitosis and meiosis in this laboratory, students will use prepared slides of onion root tips to study mitosis in plant cells calculate the relative duration of the phases of mitosis in the meristem of root tissue use prepared slides of a fish blastula to study mitosis in animal cells and to compare. Include bloopers slides showing nondisjunction and translocation. Mitosis produces 2 diploid 2n cells that is, they have the normal number of chromosomes and meiosis produces 4 haploid n cells. Two types of nuclear division include mitosis and meiosis. The relative duration of each stage in the cell cycle will also be learned during this lab. List three major differences between the events of mitosis and meiosis. I played around with the cell division section and thought i would recommend it. I do highly recommend the biology project activity for pre ap. Adapted from pogil activities for high school biology meiosis worksheet how does sexual. Learn vocabulary, terms, and more with flashcards, games, and other study tools. Sine you are working with a prepared slide, you cannot get any information about how long it takes a cell to divide.