AS Quiz 07 CH375 2007-2

AS Quiz 07 CH375 2007-2 - b. the stilled attached sister...

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CH375 Introduction to Biology 2007-2 Cadet _____________________________ 30 point quiz No. 7 I hour 1. (4 pts) Which of the following is a difference between mitosis and meiosis? a. When mitosis is finished each cell is diploid, in meiosis each cell is haploid. b. The cell’s chromosomes condense. c. Microtubules pull the DNA towards the poles. d. Cell division occurs at least once. 2. (4 pts) The function of meiosis is to: a. produce cells that are identical to the parent. b. prevent genetic variability. c. occur in most cells in our body. d. produce haploid cells. 3. (4 pts) Sexual reproduction can a. increase genetic variability. b. decrease genetic variability. c. produce diploid cells. d. produce cells that are genetically identical. 4. (4 pts) Crossing over i.e. exchange of genetic material in chromosomes occurs a. during interphase. b. during prophase I. c. during prophase II. d. during mitosis. 5. (4 pts) What occurs during metaphase of mitosis? a. The chromosomes reach the cell poles.
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Unformatted text preview: b. the stilled attached sister chromatids align at the center of the cell. c. The cell becomes haploid. d. cell division is finished. 6. (4 pts) DNA synthesis occurs? a. during prophase of mitosis. b. before mitosis or meiosis starts. c. during prophase II of meiosis. d. during metaphase of mitosis. CH375 Introduction to Biology 2007-2 Cadet _____________________________ 30 point quiz No. 7 I hour 7. (3 pts) An organism that is homogenous for a specific allele has. a. two copies of the same allele. b. T c. E d. none of the above 8. (3 pts) A cross between two heterozygote organisms will produce a. 100% of the dominate phenotype. b. 100% of the recessive phenotype. c. 75% of the dominate phenotype. d. 75% of the recessive phenotype Extra credit (3 points). Two organisms that have the same phenotype a. have to have the same genotype. b. can not have the same genotype. c. may have the same genotype. d. none of the above....
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This note was uploaded on 04/15/2008 for the course CH 375 taught by Professor Eslinger during the Fall '08 term at West Point.

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AS Quiz 07 CH375 2007-2 - b. the stilled attached sister...

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