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BIOLOGY CLASS 10 Chapter 2 Cell cycle, cell division and structure of chromosomes 1) Cell division is an important process in all living things. State any four reasons to support your answer. New cells need to be produced in every living organism for a. Growth of the organism b. Replacement of old and worn out cells. c. Repair of damaged cells d. Reproduction in prokaryotes and eukaryotes. 2) Name the two types of cell division. State their region of occurrence and importance. The two types of cell division area. Mitosis takes place in the somatic cells of a living organism. Hence important for growth, repair and replacement of cells. b. Meiosis- occurs in the reproductive cells of a living organism. Hence important for the production of gametes. 3) Define cell cycle. Cell cycle is a genetically controlled series of changes that occur in a newly formed by which it duplicates its contents, undergoes growth and division to form daughter cells.. 1
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