118exam1-fall06 - BIOLOGY 118 - EXAM 1 (corrected) Oct. 11,...

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BIOLOGY 118 - EXAM 1 (corrected) Oct. 11, 2006 - VERSION A ..) on your answer sheet. You can keep this list of exam questions. You may write on it if you wish. Each question has only 1 correct answer. Indicate your choice on the answer sheet - scantron. If you are stumped by a question, place a mark by it, and return to it later. ATP = adenosine triphosphate HDL = high density lipoprotein ADP = adenosine diphosphate LDL = low density lipoprotein BMI = body mass index mRNA = messenger RNA centrosome = pair of centrioles O 2 = oxygen CO 2 = carbon dioxide RNA = ribonucleic acid DNA = deoxyribonucleic acid rough ER = rough endoplasmic reticulum 1. Individuals taking Ginkgo biloba may have a clotting time of 6-9 minutes compared to the normal 2-3 minutes. This is an example of a(n) ______ interaction, as a result of an _______ effect of Ginkgo. a. antagonistic - intrinsic b. synergistic - intrinsic c. antagonistic - extrinsic d. synergistic - extrinsic 2. A scientific theory will be discarded by scientists if a. no critical tests support it. b. a more complex explanation exists. c. tests can’t be done with existing technology. d. a new theory explains more than the original. 3. Place these body divisions in hierarchical order from smallest to largest: 1 - organ, 2 - cell, 3 - organ system, 4 - molecule, 5 - tissue. a. 2, 4, 5, 3, 1 b. 4, 2, 1, 5, 3 c. 2, 4, 3, 1, 5 d. 4, 2, 5, 1, 3 4. Which factor is part of a good, double-blind controlled experiment, that is testing a drug that helps people quit smoking: a. A placebo is given to half of the participants. b. Participants don’t know if they got the drug or placebo. c. Scientists don’t know which patients receive the drug. d. All of these. 5. Although its cells are ________,.connective tissues provide support because they contain lots of _______ proteins. a. tightly attached to each other - intracellular b. c. tightly attached to each other - extracellular d. 6. Which cell has the highest potential transfer of nutrients to its interior, if microvilli are finger-like extensions of the cell membrane? a.
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This test prep was uploaded on 04/09/2008 for the course BIOL 118 taught by Professor Peterson during the Fall '08 term at University of Washington.

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118exam1-fall06 - BIOLOGY 118 - EXAM 1 (corrected) Oct. 11,...

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