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CHAPTER 11: REPRODUCTION OF ORGANISMS

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Presentation on theme: "CHAPTER 11: REPRODUCTION OF ORGANISMS"— Presentation transcript:

1 CHAPTER 11: REPRODUCTION OF ORGANISMS

2 Lesson 1: SEXUAL REPRODUCTION AND MEIOSIS

3 ?? Essential Questions What is sexual reproduction, and why is it beneficial? What is the order of the phases of meiosis, and what happens during each phase? Why is meiosis important?

4 Vocabulary Sexual reproduction Homologous chromosomes Egg Haploid
Sperm Meiosis Fertilization Zygote Diploid

5 What is sexual reproduction?
Sexual reproduction is a type of reproduction in which the genetic materials from two different cells combine, producing an offspring

6 Diploid Cells Diploid cells are cells that have pairs of chromosomes

7 Haploid Cells Haploid cells are cells that have only one chromosome from each pair

8 The Phases of Meiosis Phases of Meiosis I Phases of Meiosis II

9 Why is meiosis important?
Maintaining Diploid Cells Creating Haploid Cells

10 Advantages of Sexual Reproduction
Genetic Variation Selective Breeding

11 Disadvantages of Sexual Reproduction
Takes time and energy

12 Classwork Read Chapter 11 – Lesson 2 and summarize it


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