chiasma(pl chiasmata) and crossing over se(Cdk) homologous chromosome lampbrush chromosome promoting factor(MPF) (MAP mitosis and meiosis phragmoplast ter chromatid synapsis and synaptonemal complex(SC) r qu (1)Describe the chief events of mitosis and show how these differ from meiosis (2)Describe the phases of the cell cycle and the events that characterize each phase ()What " checkpoints"occur in the cell cycle What is the role of each? 3. Essay questions (1)Describe the function mechanism of cyclin in the regulation of the cell cycle? (2)What types of force-generating mechanisms might be responsible for chromosome (3)Contrast the events that take place during mitosis and meiosis, and their roles in the lives of a plant or animal? (4)What is the main formation of the spindle, and their function respectively? (5)What is the cell cycle? What are the stages of the cell cycle? How does the cell cycle vary among different types of cells? CHAPTER 10 CELL DIFFERENTIATION 1. What does the differentiation mean in cell biology 2. What do you know the epigenetic control in cell differentiation? 3. What are stem cells? What are their common features? 4. Please describe established cell differentiation systems 5. Can cancer cells differentiate into normal cells Why? CHAPTER 11 SENESCENCE AND APOPTOSIS 1. What does the senescence mean in cell biology? 2. What do you know the mechanisms in cell apoptosis? 3. What are the roles of mitochondria in senescence and apoptosis? 4. How does cell chose senescence or apoptosis? 5. How can cancer cells undergo senescence or apoptosis? CHAPTER 12 CELLS IN IMMUNE SYSTEM 1.What is immune system? 2. What is antigen 3. What is humoral immune system?chiasma (pl. chiasmata) and crossing over cyclin and cyclin-dependent kinase (Cdk) homologous chromosome lampbrush chromosome maturation-promoting factor (MPF) microtubule-associated protein (MAP) mitosis and meiosis phragmoplast restriction point sister chromatid START synapsis and synaptonemal complex (SC) 2.Short-answer questions (1) Describe the chief events of mitosis and show how these differ from meiosis. (2) Describe the phases of the cell cycle and the events that characterize each phase. (3) What “checkpoints” occur in the cell cycle? What is the role of each? 3. Essay questions (1) Describe the function mechanism of cyclin in the regulation of the cell cycle? (2) What types of force-generating mechanisms might be responsible for chromosome movement during anaphase? (3) Contrast the events that take place during mitosis and meiosis, and their roles in the lives of a plant or animal? (4) What is the main formation of the spindle, and their function respectively? (5) What is the cell cycle? What are the stages of the cell cycle? How does the cell cycle vary among different types of cells? CHAPTER 10 CELL DIFFERENTIATION 1.What does the differentiation mean in cell biology? 2.What do you know the epigenetic control in cell differentiation? 3.What are stem cells? What are their common features? 4.Please describe established cell differentiation systems. 5.Can cancer cells differentiate into normal cells? Why? CHAPTER 11 SENESCENCE AND APOPTOSIS 1.What does the senescence mean in cell biology? 2.What do you know the mechanisms in cell apoptosis? 3.What are the roles of mitochondria in senescence and apoptosis? 4.How does cell chose senescence or apoptosis?. 5.How can cancer cells undergo senescence or apoptosis? CHAPTER 12 CELLS IN IMMUNE SYSTEM 1.What is immune system? 2.What is antigen ? 3.What is humoral immune system?