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Copyright © 2009 Pearson Education, Inc. Click to edit Master tit Chapter 2 Lecture Concepts of Genetics Tenth Edition Mitosis and Meiosis.

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Presentation on theme: "Copyright © 2009 Pearson Education, Inc. Click to edit Master tit Chapter 2 Lecture Concepts of Genetics Tenth Edition Mitosis and Meiosis."— Presentation transcript:

1 Copyright © 2009 Pearson Education, Inc. Click to edit Master tit Chapter 2 Lecture Concepts of Genetics Tenth Edition Mitosis and Meiosis

2 Copyright © 2009 Pearson Education, Inc. 2.1Cell Structure Is Closely Tied to Genetic Function

3 Copyright © 2009 Pearson Education, Inc. Figure 2.1

4 Copyright © 2009 Pearson Education, Inc. Figure 2.2

5 Copyright © 2009 Pearson Education, Inc. 2.2Chromosomes Exist in Homologous Pairs in Diploid Organisms

6 Copyright © 2009 Pearson Education, Inc. Figure 2.3

7 Copyright © 2009 Pearson Education, Inc. Figure 2.4

8 Copyright © 2009 Pearson Education, Inc. Figure 2-4b Copyright © 2006 Pearson Prentice Hall, Inc.

9 Copyright © 2009 Pearson Education, Inc. Table 2.1

10 Copyright © 2009 Pearson Education, Inc. 2.3Mitosis Partitions Chromosomes into Dividing Cells 2.3.1Interphase and the Cell Cycle

11 Copyright © 2009 Pearson Education, Inc. Figure 2.5

12 Copyright © 2009 Pearson Education, Inc.

13 Figure 2.6

14 Copyright © 2009 Pearson Education, Inc. Figure 2.7a

15 Copyright © 2009 Pearson Education, Inc. 2.3Mitosis Partitions Chromosomes into Dividing Cells 2.3.2Prophase 2.3.3Prometaphase and Metaphase

16 Copyright © 2009 Pearson Education, Inc. Figure 2.7b

17 Copyright © 2009 Pearson Education, Inc. Figure 2.7c

18 Copyright © 2009 Pearson Education, Inc. Figure 2.7d

19 Copyright © 2009 Pearson Education, Inc. Fig. 2-8

20 Copyright © 2009 Pearson Education, Inc. 2.3Mitosis Partitions Chromosomes into Dividing Cells 2.3.4Anaphase 2.3.5Telophase

21 Copyright © 2009 Pearson Education, Inc. Figure 2.7e

22 Copyright © 2009 Pearson Education, Inc. Figure 2.7f

23 Copyright © 2009 Pearson Education, Inc. 2.3Mitosis Partitions Chromosomes into Dividing Cells 2.3.6Cell Cycle Regulation and Checkpoints

24 Copyright © 2009 Pearson Education, Inc. 2.4Meiosis Reduces the Chromosome Number from Diploid to Haploid in Germ Cells and Spores

25 Copyright © 2009 Pearson Education, Inc. Figure 2.9

26 Copyright © 2009 Pearson Education, Inc. 2.4Meiosis Reduces the Chromosome Number from Diploid to Haploid in Germ Cells and Spores 2.4.1An Overview of Meiosis 2.4.2The First Meiotic Division: Prophase I

27 Copyright © 2009 Pearson Education, Inc. 2.4Meiosis Reduces the Chromosome Number from Diploid to Haploid in Germ Cells and Spores 2.4.2.1Leptonema 2.4.2.2Zygonema 2.4.2.3Pachynema 2.4.2.4Diplonema 2.4.2.5Diakinesis 2.4.3Metaphase, Anaphase, and Telophase I

28 Copyright © 2009 Pearson Education, Inc. Figure 2.10

29 Copyright © 2009 Pearson Education, Inc.

30 “Reductional” division

31 Copyright © 2009 Pearson Education, Inc. 2.4Meiosis Reduces the Chromosome Number from Diploid to Haploid in Germ Cells and Spores 2.4.4The Second Meiotic Division

32 Copyright © 2009 Pearson Education, Inc. “Equational” division

33 Copyright © 2009 Pearson Education, Inc. Figure 2.11

34 Copyright © 2009 Pearson Education, Inc. 2.5The Development of Gametes Varies in Spermatogenesis Compared to Oogenesis

35 Copyright © 2009 Pearson Education, Inc. Figure 2.12

36 Copyright © 2009 Pearson Education, Inc. 2.6Meiosis Is Critical to the Successful Sexual Reproduction of All Diploid Organisms

37 Copyright © 2009 Pearson Education, Inc. Figure 2.13

38 Copyright © 2009 Pearson Education, Inc.

39 2.7Electron Microscopy Has Revealed the Physical Structure of Mitotic and Meiotic Chromosomes

40 Copyright © 2009 Pearson Education, Inc. Figure 2.14

41 Copyright © 2009 Pearson Education, Inc. 2.7Electron Microscopy Has Revealed the Physical Structure of Mitotic and Meiotic Chromosomes 2.7.1The Synaptonemal Complex


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