Transcript Klug9chapt02

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Concepts of Genetics
Ninth Edition
Klug, Cummings, Spencer, Palladino
Chapter 2
Mitosis and Meiosis
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2009 Pearson
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2.1 Cell Structure Is Closely Tied to
Genetic Function
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Figure 2.1
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Figure 2.2
2.2 Chromosomes Exist in Homologous
Pairs in Diploid Organisms
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Figure 2.3
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Figure 2.4
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Figure 2-4b
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Table 2.1
2.3 Mitosis Partitions Chromosomes into
Dividing Cells
2.3.1 Interphase and the Cell Cycle
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Figure 2.5
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Figure 2.6
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Figure 2.7a
2.3 Mitosis Partitions Chromosomes into
Dividing Cells
2.3.2 Prophase
2.3.3 Prometaphase and Metaphase
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Figure 2.7b
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Figure 2.7c
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Figure 2.7d
2.3 Mitosis Partitions Chromosomes into
Dividing Cells
2.3.4 Anaphase
2.3.5 Telophase
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Figure 2.7e
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Figure 2.7f
2.3 Mitosis Partitions Chromosomes into
Dividing Cells
2.3.6 Cell Cycle Regulation and Checkpoints
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2.4 Meiosis Reduces the Chromosome
Number from Diploid to Haploid in
Germ Cells and Spores
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Figure 2.8
2.4 Meiosis Reduces the Chromosome
Number from Diploid to Haploid in
Germ Cells and Spores
2.4.1 An Overview of Meiosis
2.4.2 The First Meiotic Division: Prophase I
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2.4 Meiosis Reduces the Chromosome
Number from Diploid to Haploid in
Germ Cells and Spores
2.4.2.1
2.4.2.2
2.4.2.3
2.4.2.4
2.4.2.5
Leptonema
Zygonema
Pachynema
Diplonema
Diakinesis
2.4.3 Metaphase, Anaphase, and Telophase I
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Figure 2.9
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Figure 2.14
“Reductional”
division
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2.4 Meiosis Reduces the Chromosome
Number from Diploid to Haploid in
Germ Cells and Spores
2.4.4 The Second Meiotic Division
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“Equational”
division
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Figure 2.10
2.5 The Development of Gametes Varies in
Spermatogenesis Compared to
Oogenesis
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Figure 2.11
2.6 Meiosis Is Critical to the Successful
Sexual Reproduction of All Diploid
Organisms
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Figure 2.12
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2.7 Electron Microscopy Has Revealed the
Physical Structure of Mitotic and
Meiotic Chromosomes
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Figure 2.13
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Figure 2.13a
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Figure 2.13b
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Figure 2.13c
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Figure 2.13d
2.7 Electron Microscopy Has Revealed the
Physical Structure of Mitotic and
Meiotic Chromosomes
2.7.1 The Synaptonemal Complex
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Figure 2.14a
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Figure 2.14b