Cytokinesis-Meiosis-Cell Growth

CYTOKINESIS

Introduction

Introduction

Introduction

CYTOKINESIS Membrane-Enclosed Organelles Must Be Distributed to Daughter Cells During Cytokinesis

CYTOKINESIS Mitosis Can Occur Without Cytokinesis

Mitosis Can Occur Without Cytokinesis

Mitosis Can Occur Without Cytokinesis

MEIOSIS

MEIOSIS Meiosis Includes Two Rounds of Chromosome Segregation

Meiosis Includes Two Rounds of Chromosome Segregation

MEIOSIS Duplicated Homologs Pair During Meiotic Prophase

Duplicated Homologs Pair During Meiotic Prophase

MEIOSIS Homolog Segregation Depends on Several Unique Features of Meiosis I

Homolog Segregation Depends on Several Unique Features of Meiosis I

Crossing-Over Is Highly Regulated

MEIOSIS Meiosis Frequently Goes Wrong

CONTROL OF CELL DIVISION AND CELL GROWTH Mitogens Stimulate Cell Division

Mitogens Stimulate Cell Division

CONTROL OF CELL DIVISION AND CELL GROWTH Cells Can Enter a Specialized Nondividing State

Mitogens Stimulate G1-Cdk and G1/S-Cdk Activities

DNA Damage Blocks Cell Division: The DNA Damage Response

CONTROL OF CELL DIVISION AND CELL GROWTH Many Human Cells Have a Built-In Limitation on the Number of Times They Can Divide

Abnormal Proliferation Signals Cause Cell-Cycle Arrest or Apoptosis, Except in Cancer Cells

Cell Proliferation is Accompanied by Cell Growth