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Name Date Directed Reading for Content Mastery Class Key Terms Cell Reproduction Directions: Select the term from the following list that matches each description. asexual genes RNA chromosome haploid sexual diploid meiosis sperm DNA mitosis zygote eggs mutation fertilization 1. Many cells in your body grow and divide every day by what process? 2. What structure in a cell’s nucleus holds the hereditary information? 3. term for the joining of an egg and sperm 4. the sections of DNA that contain instructions for producing specific proteins 5. What are male sex cells called? 7. the term for any permanent change in a gene or chromosome 8. the type of reproduction that produces a new organism; with identical chromosomes to those of the parent organism. 9. the process that produces haploid sex cells 10. an organism grows and functions by following the information in this code 11. the term for female sex cells 12. Cells with pairs of chromosomes are this. 13. type of reproduction that requires the joining of two sex cells 14. This type of nucleic acid carries the information needed to make proteins. 15. cells that do not have pairs of chromosomes (sex cells) 20 Cell Reproduction Copyright © Glencoe/McGraw-Hill, a division of the McGraw-Hill Companies, Inc. 6. What cell forms when an egg and a sperm join? Name 2 Date Reinforcement Class Sexual Reproduction and Meiosis Directions: Study the following diagrams. Then label the appropriate steps of meiosis. 2. 3. 4. Directions: Answer the following questions on the lines provided. 5. In what way is meiosis II similar to mitosis? 6. What is a cell with pairs of chromosomes called? A cell with no pairs (single set)? of chromosomes? 7. Do centromeres divide at anaphase I or II? 8. Starting with one diploid cell, how many haploid sperm cells have formed after both phases of meiosis have been completed? 9. How are sex cells different from other cells in the body? 10. What happens during fertilization? 26 Cell Reproduction Copyright © Glencoe/McGraw-Hill, a division of the McGraw-Hill Companies, Inc. Meeting Individual Needs 1.