p145,146,147 questions and indexed

p145,146,147 questions and indexed - 18. 146 3 What do...

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Joseph Leonard – 1/25/08 – p145 – 147 questions and indexed 1. 145 – 1 What is DNA? 2. 145 – 1 How many pairs of nucleotides does human DNA consist of? 3. 145 – 2 What happens to DNA during cell division in eukaryotic cells? 4. 145 – 2 What are these structures known as? 5. 145 – 2 What are chromosomes? 6. 145 – 2 What are the levels of DNA coiling required to form a chromosome? 7. 145 – 3 What does DNA in eukaryotic cells wrap tightly around? 8. 145 – 3 What are histones? 9. 145 – 3 What do histones do? 10. 145 – 3 What are nonhistone proteins generally involved in? 11. 146 – 1 What is a chromatid? 12. 146 – 1 How are chromatids formed? 13. 146 – 1 What happens when a cell divides? 14. 146 – 1 What is a centromere? 15. 146 – 2 What do regions of DNA do between cell division? 16. 146 – 2 What is chromatin? 17. 146 – 3 Are chromosomes simpler in prokaryotic cells or eukaryotic cells?
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Unformatted text preview: 18. 146 3 What do prokaryotic chromosomes consist of? 19. 146 4 Which organism has the most chromosomes in each cell? 20. 146 4 How many chromosomes does each human cell have? 21. 146 5 Which chromosomes determine the sex of an organism? 22. 146 5 What are all other chromosomes in an organism? 23. 146 6 What are homologous chromosomes? 24. 146 6 How many copies of each autosome does an organism get from each parent? 25. 147 1 What is a photomicrograph of a chromosome? 26. 147 1 How many homologous pairs do the 46 human chromosomes exist as? 27. 147 2 What are cells with two sets of chromosomes known as? 28. 147 2 What type of cells are all regular human chromosomes besides sex cells? 29. 147 3 What are human sperm cells and egg cells? 30. 147 3 How many chromosomes do haploid cells have?...
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