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Bio 151 Cell Cycle, Mitosis, Meiosis Assignment Name__________________________________ 1

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Bio 151 Cell Cycle, Mitosis, Meiosis Assignment Name__________________________________ 1. Multi cellular organisms depend on cell division for: a. b. c. 2. All of the DNA in a cell is the cell’s ______________________________________. The DNA is packaged into this structure…____________________________________________________ 3. What is the difference between somatic cells and gametes? 4. Eukaryotic cell division consists of two divisions. What are these divisions and what structures are involved? 5. Label the following diagram. 6. List and briefly describe the events of mitosis (you will need your textbook). 7. Label the following diagram. 8. What is the difference in cytokinesis in animal and plant cells? 9. What is binary fission? 10. Describe the cell cycle control system. 11. What is the result of loss of control of the cell cycle? 12. Define the following. a. Genetics b. Heredity c. Genes d. Locus 13. What is the difference between sexual and asexual reproduction? 14. The follow figure is a ________________________________________________ 15. What is a homolog? 16. What specific sex chromosomes are found in females and males? 17. What is the diploid number of humans, what does this number indicate? 18. Gametes are___________________________________________________...(number of chromosomes) 19. _____________________________ is the union of gametes, which results in a _____________________. 20. Meiosis takes place in __________________(how many) cell divisions and results in ________________ daughter cells. 21. Compare mitosis and meiosis. 22. What three events are unique to meiosis? 23. What are the three mechanisms that contribute to genetic variation?