genexam1_2006

genexam1_2006 - Genetics Exam I September 29, 2006...

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Genetics Exam I September 29, 2006 Directions: This exam consists of multiple choice/short answer questions and four short discussion questions. Each multiple choice has only one correct answer, and each is worth two points apiece. The short discussion questions are worth five points apiece; all four may be answered for 5 points extra credit. 1. Define the central dogma of molecular genetics, and the terms associated with each step (4 pts) 2. The man who verified that genes were on chromosomes and could be linked was: a. Gregor Mendel b. Oswald Avery c. T.H. Morgan d. W. H. Klug e. J. Craig Venter 3. You want to know which transcription factors are needed to cause the transcription of hemoglobin in a bone marrow cell. What type of genetics are you doing? a. Mendelian (transmission) genetics b. Molecular genetics c. Population genetics d. cytogenetics 4. Chromosomes begin to separate, with chromatids moving towards the poles. The cell is in which phase of mitosis? a. .telophase b. prometaphase c. anaphase. d.prophase e. metaphase 5. You observe a cell plate being formed. You are observing: a. anaphase in hyena cells b. cytokinesis in plant cells c. cytokinesis in animal cells d. karyokinesis in plant cells. 6. A set of cells is preparing for replicating its DNA, but hasn’t begun yet. They would be in which phase of the cell cycle? a. G 0 b. S c. G 1 d. preprophase e. G 2 7. Draw an acrocentric chromosome, and label the P arm and the telomeres Label the P arm of the chromosome, and the telomeres 1
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8. A photographic representation of all the different chromosomes of an individual is a: a. sequence analysis b. chi-square analysis c. haplotype d. diplotype e. karyotype 9. You are examining human chromosomes 1, 2, and 14. The largest of these would be chromosome__________ 10. For the following statements, choose which of the following terms match the statement: (4 pts) a. leptotene b. zygotene c. pachytene d. diplotene e. diakinesis f. Anaphase I g. Anaphase II Statements: A. Homologous chromosomes pair up. B. Homologous chromosomes separate, producing haploid cells. C. Paired chromosomes shorten and thicken; recombination occurs. D.
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genexam1_2006 - Genetics Exam I September 29, 2006...

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