Mitosis is a means of asexual reproduction, whereas meiosis is necessary for sexual reproduction. Free flashcards to help memorize facts about science test on 52312 on process of mitosis and meiosis. Other activities to help include hangman, crossword, word scramble, games, matching, quizes, and. What happens during meiosis but not in mitosis that reduces the number of chromosomes.
Meiosis and mitosis test biology flashcards quizlet. In humans a sperm containing 23 chromosomes joins with an egg containing 23 chromosomes to create an organism with 46 chromosomes. A response will appear in the window below the question to let you know if you are correct. Mitosis and meiosis test multiple choice identify the choice that best completes the statement or answers the question. In which stagephase of the cell cycle does the cell spend most of its time. Meiosis is the process by which haploid gametes are produced. Review for meiosis and genetics unit test patterson science.
Sep 30, 2019 meiosis is generally identified as the process through which the cells divide into four parts where the four cells have half the genetic makeup as the original cell. The mitosis phase m actually includes both mitosis and cytokinesis. Starts with 46 chromosomes in humans and forms haploid cells of 23 chromosomes. Late prophase prometaphase watch a video or use a hint. Which stage mitosis, meiosis i or meiosis ii, both or neither does the following happen. Cliffsnotes study guides are written by real teachers and professors, so no matter what youre studying, cliffsnotes can ease your homework headaches and help you score high on exams. A powerpoint, cardsort activity and worksheets to help pupils understand the difference between mitosis and meiosis. Centromeres uncouple and chromatids are separated from each other. At the end of the meiotic process, there are four daughter cells rather than the two produced at the end of the mitotic process. Use the terms from the following list to complete the sentences below. Mitosis questions practice cell division khan academy.
These cells are our sex cells sperm in males, eggs in females. You need to take a look at my mitosis and meiosis powerpoint presentation. To identify the phases of mitosis to learn what happens in each phase pictures in this presentation are courtesy of wikimedia commons thursday, september 24, 2009 mitosis has four phases, we will go through each phase. Mitosis undergoes reduction division to produce diploid cells. Which of the following distinguishes prophase 1 of meiosis from prophase of mitosis. The quiz below is a selfassessment test that is designed to help you better understand the process and what it entails. Understand and explain that every organism requires a set of instructions that specifies its traits, that this hereditary information dna contains genes located in the chromosomes of each cell, and that heredity is the passage of these instructions from one generation to another. Biology practice test 9 answer key 112008 2 completion write a word or words to complete the statements below.
Meiosis is generally identified as the process through which the cells divide into four parts where the four cells have half the genetic makeup as the original cell. There is a summary of the important points and a quick quiz at the end. Which of the following best compares the processes of mitosis and meiosis. You have free access to a large collection of materials used in a collegelevel introductory biology course. Diploid 2 sets of chromosomes a set from mom and a set from dad.
Use these questions to check your understanding of mitosis. In the human process, these cells are the sperm and the ovum. In humans a sperm containing 23 chromosomes joins with an egg containing 23 chromosomes to create an. Crossingover rarely occurs in meiosis because homologous chromosomes rarely form during mitosis. Mitosis is a process where a single cell divides into two identical daughter cells cell division. Two similar, but not genetically identical daughter cells. Meiosis is a process where a single cell divides twice to produce four cells containing half the original amount of genetic information. Cells divide to repair tissues, to grow, and to reproduce. To answer a question, click the button in front of your choice. You will not receive a grade for this assessment but it will give your instructor an indication of what your already know and what you still need to know. Pdf the execution of female meiosis and the establishment of the zygote is. Mitosis and meiosis on sbi3u grade 11 biology exam prep.
Each of the resulting daughter cells has onehalf of the number of chromosomes as the parent cell. The cells grows and biosyntheses essential components for its growth and physiological rolei. Completion mitosis and meiosis complete each statement. Haploid 1 set of chromosomes a cell has either a mom or dad chromosome representing each pair of homologues.
Practice quiz for cell reproduction palomar college. Learn vocabulary, terms, and more with flashcards, games, and other study tools. Crossing over during prophase iother phases are similar to mitosis ends with two daughter cells, nonidentical each has two copies of same halfset of chromosomes, these two copies are same except for crossing over. A gene is a piece of dna that codes for a certain trail such as eye color. Four similar, but not genetically identical daughter cells. This occurs when a cell divides to form two cells that are genetically identical. Mitosis has five stages, results in two identical diploid cells, occurs in somatic cells meiosis has 10 stages, results in four unique haploid cells, used to produce gametes 2. Mitosis and meiosis pretest gulf coast state college. Other activities to help include hangman, crossword, word scramble, games, matching, quizes, and tests. The formation of tetrads by synapsis occurs during this stage. Meiosis can be considered as two cell divisions known as meiosis i and meiosis ii, each of which can be considered as having prophase, metaphase, anaphase and telophase stages as in mitosis. Be able to compare and contrast mitosis and meiosis meiosis i, meiosis ii, mitosis and meiosis especially the back questions on this page. Why would it spend most of its time in that stagephase. Meiosis occurs only at the final division of gamete maturation.
You will have a limited amount of time to complete the test. Meiosis is the division of a germ cell into four sex cells e. Stages of meiosis some of the stages of meiosis are listed under ae below. Compare and contrast the general processes of sexual reproduction requiring meiosis and asexual reproduction requiring mitosis. Biology is brought to you with support from the amgen foundation. Recombination via crossing over occurs during this. Meiosis is called cell reduction because there is a reduction decrease in the number of chromosomes from the original parent cell. There are five multiple choice questions, each worth one mark and three essay questions worth a total of 5 marks. The attachment of a haploid sperm to a haploid egg begins the process of development and fertilization. Mitosis is the division of a cell into two daughter cells that are genetically identical to the parent cell. A cell with a diploid number of 24 undergoes meiosis, how many. Write the stages of meiosis in chronological order.
An examination of the differences between prokaryotic and eukaryotic cells and an. Comparing mitosis and meiosis preposttest with answer key. Please do not forget to leave your feedback, it helps me to. Mitosis is the process in which the nucleus of the cell divides. Please click on the quizzes tab on the navigation bar in your course home page and take the preassessment mitosis and meiosis quiz.
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