White - Biology 102 Winter 2010 Midterm One White Version...

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1 of 6 Biology 102 Winter 2010 Midterm One White Version Name _____________________________ TA _______________________________ Directions, please: 1) Use a #2 pencil 2) Fill in and bubble your last name on your answer sheet. 3) Fill in and bubble your OSU dot number in the “ identification number ”. 4) Write your Recitation Instructor’s name in at the top of your scantron (Dan, Hunter, Justin, or TJ). 5) Write the color of your exam at the top of your scantron. 6) Write your recitation time and day at the top of your scantron 7) Make sure that your exam is returned to your TA in the correct pile for your exam color and recitation time.
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2 of 6 1. The central dogma of molecular biology is that: A) RNA is transcribed to DNA, which is translated to protein B) DNA replicated to DNA, which is transcribed to protein C) DNA is transcribed to RNA, which is translated to protein D) DNA is translated to RNA, which is transcribed to protein 2. Approximately, how many base pairs are present in the human genome? A) 3 billion (3 x 10 9 base pairs) B) 3 million (3 x 10 6 base pairs) C) 3 hundred thousand (~3 x 10 5 base pairs) plus mitochondrial DNA D) 50 million (5 x10 7 base pairs) for men; 60 million (6 x10 8 base pairs) for women 3. A mutation always: A) changes the number of cells in a clone B) changes a DNA sequence C) changes the protein D) changes the species of animal 4. In a human gene, how many codons are needed to encode 5 amino acids? A) 3 B) 5 C) 15 D) 45 5. Adult stem cells are said to be “multipotent” because they can: A) survive high levels of damaging radiation B) kill many different kinds of pathogenic microorganisms C) differentiate into many different types of somatic cells D) differentiate into either sperm or egg germ cells 6. What is the relationship between genotype and phenotype? A) Phenotype determines genotype. B) Genotype provides the genetic basis for phenotype . C) Phenotype modifies genotype depending on the environment. D) They are synonymous under most circumstances. 7. There is no precise biological definition of race when applied to extant humans. A)
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This note was uploaded on 09/20/2010 for the course BIO 102 taught by Professor Reeve during the Winter '10 term at Ohio State.

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White - Biology 102 Winter 2010 Midterm One White Version...

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