PPT-Sexual reproduction and meiosis
Author : min-jolicoeur | Published Date : 2016-05-06
Chapter 11 Genes and Development Fig 111 Copyright The McGrawHill Companies Inc Permission required for reproduction or display Haploid sperm Haploid egg Diploid
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Sexual reproduction and meiosis: Transcript
Chapter 11 Genes and Development Fig 111 Copyright The McGrawHill Companies Inc Permission required for reproduction or display Haploid sperm Haploid egg Diploid zygote Fertilization. Please take out your science journal and outcomes and turn in any missing work to the WIRE basket. Thank you!. . Asexual Reproduction Review. Happens in almost all cells (Somatic cells). 1 parent cell. Chapter . 11. Genes and Development. Fig. 11.1. Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display.. Haploid sperm. Haploid egg. Diploid zygote. Fertilization. Meiosis Terms . to Know:. Meiosis. : Cell division that produces gametes (sex cells/sperm & egg). These cells are used for sexual reproduction. They have . half . the number of chromosomes as the parent cell.. Key Concepts:. What happens during the process of meiosis?. How is meiosis different from mitosis?. Types of . Reproduction. Section 11-4. ASEXUAL. SEXUAL. 1. One Parent. 2. Binary fission (in prokaryotes) or mitosis in (eukaryotes).. Review of Mitosis. Mitosis is a form of . asexual reproduction. This means that it . only requires 1 organism . (ex. Skin cells dividing). For growth and repair in . somatic. (body) cells!. Results in 2 cells identical to the original (parent) cell. Cells Alive- . http://. cellsalive.com/meiosis.htm. . Meiosis animation. http://. www.youtube.com/watch?v=kVMb4Js99tA. . Meiosis Practice Test. Answer the following questions on the back of your review sheet.. Meiosis and Sexual Reproduction Chapter 6 Sexual Reproduction Sexual Reproduction – reproduction that requires two parents and produces offspring that are genetically different from each other and from either parent. © Copyright 2015 – all rights reserved . www.cpalms.org. How do Sexual and Asexual Reproduction compare?. DNA transfer through . sexual. reproduction (meiosis) and . asexual. reproduction (mitosis) equip organisms in different ways for survival. Asexual reproduction: Overview. Example #1: . Garlic (. Allium sativum. ) . “As far as we know, garlic in cultivation throughout history has only been propagated asexually by way of vegetative cloves, bulbs, and bulbils (or topsets), not from seed. These asexually propagated, genetically distinct selections of garlic we cultivate are more generally called "clones". Yet this asexual lifestyle of cultivated garlic forgoes the possibility of combining traits proffered by interpollinating diverse parental stocks.”. Organisms that reproduce sexually are generally diploid: each cell contains two sets of chromosomes—a maternal chromosome set and a paternal chromosome set—one inherited from each parent. . . Google Images. Vocabulary. Somatic Cell. Gamete. Homologous Chromosomes. Diploid Cells ( 2n ). Haploid Cells ( n ). Normal body cell. Sex cell – sperm or egg. Matching pairs of chromosomes. Cells that have homologous chromosomes (somatic cells). Cell division / Asexual reproduction. Mitosis. produce cells with same information. identical daughter cells. exact copies. clones. same amount of DNA . same number of chromosomes. same genetic information. Let’s Review!. The cell cycle is when . a cell makes a copy of itself . for:. Growth, Repair, Replacement. BODY (autosomal/somatic) cells reproduce . by . mitosis. s. ome . organisms . do also, . but we will talk about that . Defined. : Gametes from two separate parents unite. Meiosis: Diploid (2n) to haploid (n) cells . Mechanism that allows for . genetic diversity. Many eukaryotes reproduce in this manner. Plants, animals and fungi.
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