Review Sheet Exam 2 SP2018-Word LAYOUT REFERENCES MAILINGS REVIEW VIEW A-t. A- 4

Question

Review Sheet Exam 2 SP2018-Word LAYOUT REFERENCES MAILINGS REVIEW VIEW A-t. A- 4,E-11 TNormal TNo Spac Heading 1 Heading 2 Title Paragraph Styles 1. List the 3 reasons why cellular reproduction occurs in cells 2. What is the most active phase in a cell cycle 3. Growth and DNA synthesis takes place during 4. DNA synthesis takes place instage of Interphase 5. What is division of cytoplasm and division of nucleus called 6. What are the phases of mitosis/cellular reproduction? 7. How does cytokinesis occur in a plant cell S. Sister chromatids are separated and pulled away to the poles in what phase of mitosis 9. What is the role of spindle fiber 10. What are the internal signals that control the cell cycle phase in a cell cycle 11. What are telomeres 12. What is apoptosis 13. What is cancer? What are the types of cancer 14. What are the characteristics of cancer cells 15. What is metastasis and angiogenesis Chapter 9 16. A human cell has how many chromosomes 17. What is the purpose of meiosis 18. What are human gametes 19. What are homologous chromosomes 20. What are the two types of chromosomes in a human cell 21. What is a diploid cell 22. What is a haploid cell 23. How 1s zygote formed 24. What are alleles 18

Explanation / Answer

1. Cellular reproduction means producing a cell from a parent cell. Cell do so by cell division.

Cellular reproduction occurs in cell because-

2. The most active phase of cell cycle is- Interphase.

In this phase a lot of activity is observed like-

3. DNA synhesis and growth takes place during interphase. Actually interphase consists of G1, S and G2.

4. DNA synthesis takes place in the S phase of interphase.

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