Chapter 12 The Cell Cycle. Rudolf Virchow-1855 “Omnis cellula e cellula” Every cell from a cell. In this chapter we will learn how cells reproduce to.

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Presentation transcript:

Chapter 12 The Cell Cycle

Rudolf Virchow-1855 “Omnis cellula e cellula” Every cell from a cell. In this chapter we will learn how cells reproduce to form genetically equivalent daughter cells.

Roles of Cell Division

Cell Division

Genome

Chromosomes

Chromosomes - Structure

Centromere

Goal of cell division

Cell Cycle - parts 1.

Interphase

Interphase - parts

G1

S

G2

Interphase - movie

Mitotic Phase - parts

Mitosis - Purpose

Mitosis Steps

Prophase

Prometaphase

Metaphase

Anaphase

Kinetochores

Telophase

Cytokinesis

Cytokinesis - Animal

Cytokinesis - Plants

Cell Plate

Cell Division

Animal Cell - Mitosis

Plant Cell - Mitosis

Evolution of Mitosis

Regulation of Cell Division

Checkpoints

G1 Checkpoint

GOGO

G o Phase

Protein Kinase Checkpoint - G2

MPF

Active MPF has:

CDK

Cyclin

Active MPF

Growth Factors

PDGF

Density-Dependent Inhibition

Anchorage Dependence

Cancer Cells

Comment

Summary u Know the phases and steps of the cell cycle. u Be able to discuss the “regulation” of the cell cycle.

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