308 Questions 8-9

308 Questions 8-9 - 1. The human gametes have about 3...

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1. The human gametes have about 3 billion bp of DNA in their chromosomes. a. Express the size of the diploid genome in kb (kilo bases; 1kb = 1000bp) b. If the entire DNA was in relaxed B-DNA form, what would be the average length of a chromosome expressed in cm? c. On average, how many complete turns would be in each chromosome? d. If there are around 30-40,000 genes in a human gamete, how many genes are there in an average chromosome? 2. Define homologous chromosomes. 3. Define non-homologous chromosomes. 4. How many homologous chromosomes are there in a germ cell of a woman? Of a man? 5. Distinguish between homologous chromosomes and sister chromatides. 6. What is the purpose of cell division in Prokaryotes? In Eukaryotes? 7. Distinguish between DNA replication and cell division. 8. Distinguish between reason/purpose for/of mitosis and reason/purpose for/of meiosis? 9. How is variability of genetic information attained by meiosis and fertilization? 10. What is a cell cycle? What are the stages of cell cycle?
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This note was uploaded on 10/31/2011 for the course BIOL 308 taught by Professor Miskovic during the Winter '09 term at Waterloo.

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308 Questions 8-9 - 1. The human gametes have about 3...

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