Chapter 4 Study Guide - Answers | Study Guide

University:
Eastern Kentucky University
Course:
BIO 331 | Cell Biology
Academic year:

2024
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2
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Chapter 4 Study Guide- Answers 1. What are the 2 types of sex cells? Egg and sperm 2. What are the 5 types of asexual reproduction? Budding: hydra Fission: bacteria Regeneration: starfish, sea cucumber, sea urchin Vegetative reproduction: strawberries, blueberries, potatoes Mitotic cell division: amoebas 3. What is a zygote? The cell that results from the joining of an egg and a sperm (fertilization) 4. What is the main benefit of sexual reproduction? Genetic variation, selective breeding 5. What is the main benefit of asexual reproduction? No need to find a mate, doesn’t take a lot of time 6. What does mitosis make? (Which type of cell body or sex?) body cell 7. What does meiosis make? (See above) sex cells 8. What is fertilization? The joining of the egg and sperm to create a zygote 9. How many chromosomes do the daughter cells have that are made during meiosis? (Not a specific number.) half as many chromosomes as the parent cell 10. If the parent cell has 28 chromosomes before mitosis, how many chromosomes do the daughter cells have? 28 11. If the parent cell has 28 chromosomes before meiosis, how many chromosomes do the daughter cells have? 14 12. Fill in the chart Characteristic Mitosis Meiosis Type of parent cell Diploid Diploid Type of daughter cell Diploid Haploid 2 4 Body reproductive 1 2 Number of daughter cells produced Type of parent cell (reproductive/body) Number of divisions of the nucleus and cytoplasm 13. On a separate sheet of paper, create a T-Chart. Use “diploid cells” as one heading and “haploid cells” as the other. Write the following phrases under the correct heading: made by mitosis, made by meiosis, 1 chromosome from a pair, pairs of chromosomes. Diploid- made by mitosis, 2 chromosomes from each pair Haploid- made by meiosis, 1 chromosome from each pair