'Anaphase ii telophase ii' diaporamas de présentation

Ch. 2.2 and 3.2

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Biology EOC Review

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CHAPTER 13

CHAPTER 13. MEIOSIS AND SEXUAL LIFE CYCLES. I. OVERVIEW. Living organisms are distinguished by their ability to reproduce their own kind Genetics is the scientific study of heredity and variation Heredity is the transmission of traits from one generation to the next via genes (DNA)

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CHAPTER 13

CHAPTER 13. MEIOSIS AND SEXUAL LIFE CYCLES. I. OVERVIEW. Living organisms are distinguished by their ability to reproduce their own kind Genetics is the scientific study of heredity and variation Heredity is the transmission of traits from one generation to the next via genes (DNA)

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Bell Ringer

Bell Ringer. Cell Division Review. Units 5 & 6. Prokaryotic Cell Division. Prokaryotic Cell Division = Binary Fission After DNA replication occurs, the cytoplasm divides. There is NO nucleus, so mitosis does NOT happen. DNA Replication. Cytokinesis.

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Meiosis Part 1

Meiosis Part 1 . Reduction Division Production of Gametes Part 1 . Mitosis: Review . What is the purpose of mitosis? To allow cell copy itself completely To grow, repair, and for non sexual organisms to reproduce What are the four phases of mitosis? Prophase Metaphase Anaphase

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Meiosis

Premedical- Biology. Meiosis. Reproduction The ability to produce new individual organisms, either asexually from a single parent organism, or sexually from two parent organisms . Asexual reproduction is not limited to single-celled organ isms - m ost plants

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1. Meiosis and chromosome number Steps in meiosis Source of genetic variation Independent alignment of homologues b. R

1. Meiosis and chromosome number Steps in meiosis Source of genetic variation Independent alignment of homologues b. Recombination. Somatic cells are diploid. Gametes are haploid, with only one set of chromosomes. Meiosis reduces the number of genomes from diploid to haploid.

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