PPT-Cell Division : Mitosis and Meiosis

Chapter 8 Asexual vs Sexual reproduction Asexual reproduction new organismscells are genetically identical to parent cellsorganisms Sexual reproduction offspring have a combination of genes from both parents . Cell Division. Purposes. of . in. . Humans. Cel. l. D. i. v. i. s. i. o. n. fold. Growth. & Repair. Reproduction. cut. Purpose: . Cell division for . reproduction. creates offspring with traits from both mother and father.. Edited By: Ashlee Palermo. Objectives. Define mitosis.. Define meiosis.. Analyze function of mitosis and meiosis in cell differentiation.. Mitosis:. If a cell wants to make a . ____________. . of itself, it first must copy its DNA (part of a chromosome).. I. Anaphase I. Metaphase I. Prophase I. Cytokinesis. Images from: http://www.phschool.com/science/biology_place/biocoach/meiosis/teloi.html. What happens. here??. What happens. here??. What type of cell am I??. 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.. Mitosis Summary. Class Question. Checkpoints. determine whether cell cycle proceeds or is halted (checks to make sure cell is ready to keep going, checking for errors in replication, growth or division). a single . DNA molecule complexed with histone . proteins. DNA is organized within the nucleus as chromosomes. Each chromosome is comprised of subunits called nucleosomes: DNA + proteins. Chromosome numbering/naming. R. r. Source: plant-genetics.kais.kyoto-u.ac.jp. ATGGGCACTGCCACT. A chromosome is a single DNA molecule . complexed . with histone proteins. DNA is highly compacted: DNA + histone proteins = . chromatin. Standard: . recognize the significance of meiosis to sexual reproduction. . . [. BIO.6G. ]. describe the stages of the cell cycle, including deoxyribonucleic acid (DNA) replication and mitosis, and the importance of the cell cycle to the growth of organisms. ANA 205. 2. Differentiation. - development of a fertilized egg cell to form a complex, multicellular organism involving cellular replication, growth and progressive specialization for a variety of functions. . Learning objective This learning material is about the life cycle of a cell and the series of stages by which genetic materials are duplicated and partitioned to produce two daughter cells with the 172BIOLOGY CELL CYCLE AND CELL DIVISION171 The stages through which a cell passes from one division to the next is calledthe cell cycle. Cell cycle is divided into two phases called (i) Interphase
Acknowledgement. I would like to express special thank of gratitude to our respected principal madam, Mrs. . Kuljit. . Kaur. , for giving us this unique opportunity to express ourselves in a creative way. Levels of Biological organization. Cells  Tissues. Tissues  Organs. Organs  Organ Systems. Organ Systems  Organisms . From zygote to Trillions of Cells. Zygote=Cell that forms when sperm and egg join. mitosis. results in an increase in number of . identical. cells for . growth and repair. .. Identify and name the stages of mitosis in diagrams and photomicrographs.. Describe the . cell cycle. and relate it to an understanding of .